AP - AQ (and ap)         (Index to JDA's Family Tree, version 16)

ap AA ...

• William ap AARON ;  aka Gwilym ap ARON o Cilsant
  

ap AB ...

• Owain (Eugein) ap AFALLACH of BRITAIN ;  (Eougueb Yvaine); (ap ABALLAC)
  

ap AD ...

• Adam Fychan ap ADAM
• Gwent II John ap ADAM
• Jenken ap ADAM  (1316? - ?) ;  aka John Jenkin HERBERT ap Adam; Lord of GWAIRN
• John (Sir) ap ADAM
• John ap ADAM
• John ap ADAM
• John ap ADAM
• John (Sir) ap ADAM  (Gloucests.)
• Reginald III ap ADAM
• Rhys LLWYD ap ADAM
• Thomas ap ADAM
• William ap ADAM  (Monmouths.)
• Goronwy ap ADDA
• Griffith ap ADDA [his child]
• Gryffuyd ap ADDA  (? - 1333+)
• Ieuan ap ADDA
• Ieuan ap ADDA
• Ieuan ap ADDA
• Ieuan ap ADDA
  

ap AE ...

• Tryffyn (I) Farfog (ap AED ?) ;  (Trifun Tryffin Triphun); King of DEMETIA; `the Bearded'; of Dyfed
• Urb ap AED  (371? - ?)
• Prydain ap AEDD (Duke/King) of CORNWALL ;  aka Prydein the CAMBRIAN; eponym of BRITAIN
• Brochwel ap AEDDAN
• Brochwel ap AEDDAN  (Powys)
• Brockwell (Brochwel) ap AEDDAN
• Meurig ap AEDDAN
• Bledrus `y Moelyn' ap AELAN
• Einudd ap AELAN ;  Arglwydd HWLFFORDD
• Llawfrodedd `Farfog' ap AELAN ;  (ap AWLAFF)
• Gwerthefyr ap AERGUL (King) of DEMETIA  (475? - 540?) ;  aka Guertepir (Guortepir Uortiporius Voteporix Vortipor Votecorigas) ap AIRCOL; poss. aka Artuir of DYFED (of CAMELOT ?)
  

ap AF ...

• Euddolen (Endolen) ap AFALLACH ;  aka Evddolav (Eudelen) ap AVALLECH
• Owain (Eugein) ap AFALLACH of BRITAIN ;  (Eougueb Yvaine); (ap ABALLAC)
  

ap AI ...

• Gwerthefyr ap AERGUL (King) of DEMETIA  (475? - 540?) ;  aka Guertepir (Guortepir Uortiporius Voteporix Vortipor Votecorigas) ap AIRCOL; poss. aka Artuir of DYFED (of CAMELOT ?)
  

ap AL ...

• Hoel (III) ap ALAIN (Duke/King) of BRITTANY  (? - 612?) ;  Ruler of RENNES
• Sandde (Sandef) ap ALEWN (ap ALCWN)  (? - 678?) ;  `Bryd Angel'; King of MAN
• Adam ap ALDECINDER
• Erich ap ALDRIEN (Duke) of BRITTANY  (425? - 478) ;  aka Arch (Erek)
• Goronwy ap OWAIN  (1073? - 1124?) ;  aka Grono (Gronwy) of TEGEINGL; (or Goronwy ap ALDUD)
• Owain ap ALDUDD
• Uchdrud ap ALETH
• Sandde (Sandef) ap ALEWN (ap ALCWN)  (? - 678?) ;  `Bryd Angel'; King of MAN
• Aelan (Aelaw) ap ALSER  (914?? - ?) ;  (Awlaff)
• Rhahawd Fach ap ALSER
• Hedd Molwynog ap ALUNOG
• Antonius (King/Duke) of CORNWALL ;  the CAMBRIAN; (relation to Annun ap ALYFON, q.v. ?)
• Anwn Dynod (ap MACSEN ?)  (355? - ?) ;  aka Annun Dyfed; aka Annun (Annud) DDU of BRYCHEINIOG; King of DYFED & Isles of MAN; poss. King of GREECE; poss. aka Arthur King in CA....
• Anyn ap ALYFON ;  (Annun Annyn); Roman governor of Greece; (relation to Anwn Dynod, q.v. ?)
  

ap AM ...

• Gwrddwfn ap AMWERYDD of BRITAIN  (165? - ?) ;  (Gurdamn Gurdumn)
  

ap AN ...

• Elisse (Elise Elisedd) ap ANARAWD  (890? - 941)
• Gwendy ap ANARAWD ;  aka Gwenddy ap ANHARAWD
• Idwal (I) Voel (Foel) ap ANARAWD  (883? - 942) ;  Foel = `the Bald'; Prince of GWYNEDD
• Tudwal (III) ap ANARAWD  (665? - ?) ;  (Tutgual Tutwal); King of the Isles of MAN
• Gwendy ap ANARAWD ;  aka Gwenddy ap ANHARAWD
• Brychan (Saint) ap ANLLACH  (Eire 419? - 450? Wales) ;  aka Brecon (King) of BRYCHEINIOG; eponym of Brecknockshire
• Cynfyn ap ANLLECH (King) of GALLOWAY ;  (King of Isles of Man ?); (Cynin)
• Tathal ap ANNUN ;  (of BRYCHEINIOG)
• Selys Hen ap ANNYN DRO
• Ednyfed ap ANWN (King) of DYFED & Isles of MAN
• Tudwal ap ANWN  (371? - ?) ;  aka Teitfall of GLAMORGAN; poss. aka Teithfall ap TEITHRIN of BRYCHEINIOG; Prince/King of GARTH MADRYN
• Dingad (Dindad Dingarth) ap ANYN
  

ap AR ...

• Hwyel Sais ap ARGYLWYD RHYS
• Arnold ap ARNHOLT
• Arnold Vychan ap ARNOLD
• William ap AARON ;  aka Gwilym ap ARON o Cilsant
• Cynan ap ARTHAFAD
• Dyfnwal ap ARTHWYR (ap ASTHIN)  (755? - ?) ;  aka Dyfnwallon ap ARTHEN; King of SEISYLLWG
• Meurig ap ARTHEN
• Meurig GOCH (ap ARTHEN ?)
• Gwrgan Frych ap ARTHFAEL ;  aka Gwrgann Vrych; King of EWYAS
• Rhys (II) ap ARTHFAEL  (805? - ?) ;  King of MORGANNWG; (of GWENT)
• Rhun (Run) ap ARTHGAL ;  King of STRATHCLYDE
• Clydog ap ARTHLWYS  (630? - ?) ;  King of Ceredigion
• Cynfelyn ap ARTHRWYS
• Nowy I Hen ap ARTHUR  (605? - ?) ;  aka Nougoy (Noe) of DYFED; King of BRYCHEINIOG; `the Old'
• Arthlwys ap ARTHWFODDW  (595? - ?) ;  King of Ceredigion
• Dyfnwal ap ARTHWYR (ap ASTHIN)  (755? - ?) ;  aka Dyfnwallon ap ARTHEN; King of SEISYLLWG
• Pabo Post (Prost) Prydain (Saint) ap ARTHWYS  (472? - 530) ;  or: Carnwydd; `the Pillar of Bri'; King of the PENNINES
• Ifor ap ARURYS
  

ap AS ...

• Dyfnwal ap ARTHWYR (ap ASTHIN)  (755? - ?) ;  aka Dyfnwallon ap ARTHEN; King of SEISYLLWG
  

ap AT ...

• Morgan (III) Mwynfawr `the Courteous' ap ATHRWYS  (634? - 710?) ;  aka Morgan II `the Great'; King of GLYWYSSING (MORGANNWG)
  

ap AV ...

• Euddolen (Endolen) ap AFALLACH ;  aka Evddolav (Eudelen) ap AVALLECH
  

ap AW ...

• Llawfrodedd `Farfog' ap AELAN ;  (ap AWLAFF)
• Adda ap AWR TREVOR [his child]
• Euddigan ap EUDEYRN of BRITAIN  (170? - ?) ;  aka Eiddigant (Oudecant Oudicant) ap AWRDEVRN
  

ap BE ...

• [Afallach ap BELI of BRITAIN (Afallach's uncle or great-uncle)]   Afallach (Aflach) ;   or: Afallach ap BELI of BRITAIN (Afallach's uncle or great-uncle); aka Awlac (Aflach Aballac) ap LLUD
• Afallach ap BELI of BRITAIN ;  (Avallac Amalech Aballac); prob. not aka Canallac ap LLUDD
• Caswallon ap BELI (King) of the CATUVELLAUNI  (? - 47 BC) ;  aka Brehin; (Cassivellaunus Caswallawn Cassibellaunus Kaswallawn); Druid King (High-King?) of the BRITONS; (he was an historical figure, but genealogies involving him are confused)
• Gruffydd ap BELI ;  Arglwydd GUILSFIELD
• Gryffydd ap BELI [his child]
• Gwylog (Guoillauc Gwyllawg) ap BELI  (660? - ?) ;  aka Guilauc (Cyllnaw?) ap BELI
• Iago ap BELI  (Wales 540+ - 614?) ;  King of GWYNEDD
• Lludd ap BELI (King) of BRITONS  (79 BC - 18? BC) ;  aka Lud Llaw Ereint; `Celtic GOD of Healing'
• Tewdwr (Teudebir) ap BELI  (? - 752?) ;  King of STRATHCLYDE
• Brywlais ap CERAINT ;  supposedly son of Ceraint ap BERWGN, q.v., but dates very impossible
• Geraint `Feddw' (King in BRITAIN)  (? - 712) ;  prob. aka Ceraint ap BERWGN
  

ap BI ...

• Owen (I) ap BILI (King) of STRATHCLYDE  (? - 645?) ;  (Owain Eugein)
  

ap BL ...

• Morgan (Margan) ap BLACDYN ;  Under-king in Wales
• Ciliway-y-Blaidd RHUD (Lord)  (993? - ?) ;  aka Cynyllyn (Cynillin Gillyn) ap BLAIDD; aka Cillin y Blaidd Rhudd
• [Aaron ap BLEDDIN]   Aron ap RIECE ;  or: Aaron ap BLEDDIN or: poss. Aron ap BLEDRI
• Ivor ap BLEDDRI
• Blegwrd ap BLEDDYN
• Cadwgon (Nannau) ap BLEDDYN  (? - 1111?) ;  Brenin POWYS
• Cynwrig ap BLEDDYN
• Ednywain ap BLEDDYN of ARWYSTLI ;  aka Ednowen of ANGLESEA
• Gwgon ap BLEGWRD (?)  (1086?? - ?) ;  poss. aka Gwgon ap BLEDDYN; (Gwrgan Cadwgon)
• Ithel Anwyl ap BLEDDYN  (? - 1326+)
• Mael ap BLEDDYN  (Montgomeryshire, Wales 1067 - ?)
• Maredudd (Maredydd) ap BLEDDYN  (1047? - 1132 (or by '29)) ;  Prince of POWYS
• Owain ap BLEDDYN  (1180? - ?)
• Owen ap BLEDDYN ;  aka Owain ap BLETHIN
• [Aron ap BLEDRI]   Aron ap RIECE ;  or: Aaron ap BLEDDIN or: poss. Aron ap BLEDRI
• Llywarch ap BLEDRI
• Llywelyn ap BLEDRI [his child]
• Rhiwallon ap BLEDRI  (Austria? 1115? - ?)
• Rhydderch ap BLEDRI LATIMER
• Rhys ap BLEDRI  (1103? - ?)
• Bleddyn ap BLEDRYS of ARWYSTLI ;  (ap BLEDRUS)
• Brochwel ap BLEDRUS
• Bleddyn ap BLEDRYS of ARWYSTLI ;  (ap BLEDRUS)
• Aeddan ap BLEGORED  (Powys )
• Gwgon ap BLEGWRD (?)  (1086?? - ?) ;  poss. aka Gwgon ap BLEDDYN; (Gwrgan Cadwgon)
• Hyfaidd ap BLEIDDIG  (820? - 893) ;  King of DYFFED; aka Hymeyt ?
• Cuhelm ap BLEIDUDD  (840? - ?) ;  Sub-king of DUNODING
• Owen ap BLEDDYN ;  aka Owain ap BLETHIN
  

ap BO ...

• Cynddelw ap BOCHAWC
• Trahaearn ap BOD [his child]
• Arthfoddw (Argloes) ap BODDW  (560? - ?) ;  King of CEREDIGION; prob. not Arthur of CAMELOT
  

ap BR ...

• Ednywain ap BRADWEN
• Idnerth ap BRAICAD  (475? - ?)
• Caradoc (ap BRAN) (King) of BRITAIN  (? - 54 Rome) ;  poss. aka Caradawc of ARCHENFIELD; poss. aka Caratacus (Karadawc Kradoc Caratacos) PENDRAGON (?) (of SILURIA; SILURIEN); (fought Roman ....
• Llywarch ap BRAN of CUMMWD  (Anglesey 1125? - ?) ;  prob. aka Llowarch ap BRAN (Lord) of MENAI
• Marchwyn ap BRAN ;  (of Meilirion)
• Telpwyll (Triuil Telpuil) ap URBAN of BRITAIN ;  poss. aka Tubwib ap BRAN
• Brochwel ap BRENIN ;  or: prob. not Brochfael ap ELISEDD, q.v.
• Ynyr (Ynir) (Lord) of GWENT ;  aka Inyr Lord of GWENTE; (ap BRENIN ?)
• Pythion ap BRIAFEL
• Cynan ap BROCHFAEL  (745? - ?)
• Cynan Garwyn ap BROCHFAEL (ap BROCHWEL)  (545? - 610?) ;  aka Cynan Gloddydd; of POWYS
• Eigion ap BROCHFAEL  (720? - 770?) ;  Sub-king of DUNODING
• Einudd Bach ap BROCHFAEL  (655? - ?) ;  `the Short'
• Gwriad (I) ap BROCHFAEL  (755? - ?) ;   or: poss. (NN), a more distant descendant of King Rhys I of Glamorgan
• Ednyfed ap BROCHWAEL
• Cadell (II; of POWYS) ap BROCHWEL  (750? - 808?)
• Cadell ap BROCHWEL  (929? - ?)
• Cynan Garwyn ap BROCHFAEL (ap BROCHWEL)  (545? - 610?) ;  aka Cynan Gloddydd; of POWYS
• Gwaeddan ap BROCHWEL
• Hwfa ap BROCHWEL ;  (Hywel)
• Selyf ap BROCHWEL
• Camber (1st King) of CAMBRIA & CORNWALL ;  aka Cymryw (Kamber Kambre) ap BRWT (ap BRUTUS); Progenitor of Silurian Kings (in tradition); (eponym)
• Cymryw ap BRWTH ;  prob. aka Camber
• Rhain Dremrydd (Dremrudd) ap BRYCHAN  (442? - ?) ;  `Red faced'; King of Brycheiniog
• Dwywg ap BRYCHWAIN of BRITAIN ;  (Difwng Diwng Dwfwn Dyfwn Dubun Duvun Duach Doug Dubu)
  

ap BU ...

• Hoel I MAWR `the Great' ap BUDIC  (491? - 545?) ;   or: was Hoel Mawr father-in-law of Hoel II instead?; Duke of BRITTANY
• Bywyr Lew ap BYWDEG ;  (ap BUWDEG)
  

ap BY ...

• Bywyn ap BYORDDERCH
• Bywyr Lew ap BYWDEG ;  (ap BUWDEG)
• Gwaeddgar ap BYWYN
• Gwineu Deufureuddwyd ap BYWYR LEW
  

ap CA ...

• Clydog ap CADELL
• Cyngen ap CADELL  (778? - 854?) ;   or: poss. Cyngen ap ELISEDD
• Cyngen (Cynan) Glodrydd ap CADELL ;  (Saint); of POWYS
• Gwynfyr Frych ap CADELL  (472? - ?) ;   or: Gwynnan (Gwynfyr's son)
• Hywel Dha (DDA) `the Good' ap CADELL  (887? - 948) ;  Prince of DEHEUBARTH (SOUTH WALES)
• Tewdwr (Tudor) `the Great' MAWR  (997?? - 1089?) ;  Prince/King of SOUTH WALES; (ap CADELL)
• Vortigern (II) ap CADELL DEYRNLWWG  (450? - ?) ;  (obviously we have the two Vortigern's partly conflated, but it's confusing); King of POWYS
• Cadell (I) Ddyrnllwg ap CADEYRN  (440? - ?) ;  aka Cadell Durnluc; King of POWYS; poss. Arthur of CAMELOT
• Tangno ap CADFAEL
• Cadwallon (Katwallawn) ap CADFAN  (591+ - 634?) ;  King of GWYNEDD; allied with Penda, q.v., against Northumbria
• Gwrfawr (Guoremor) ap CADFAN  (358? - 415?) ;  King of DUMNONIA
• Gwernen ap CADFARCH
• Ynyr ap GWERNEN ;  aka Inyr (Unyr) ap CADFARCH; Arglwydd MAELOR, Lord of MAELORS and WHITTINGTON
• Cyfnerth ap CADIFOR
• Eunydd ap CADIFOR ;  de BENDEW
• Ifor (Lord) of ISCOED ;  aka Ivar ap CADIVOR (ap CADIFOR)
• Madog ap CADIFOR
• Seferus (King) of BUILTH  (by 882 - ?) ;  aka Seferws ap CADWR; aka Severus ap CADIFOR; (ap CAWR)
• Gruffudd `Gwyr' ap CYDIFOR ;  aka Gruffydd Gwyr ap CADIVOR
• Gruffudd ap IORWERTH ;  (ap JERWERTH); poss. aka Gruffydd ap CADIVOR
• Ifor (Lord) of ISCOED ;  aka Ivar ap CADIVOR (ap CADIFOR)
• Custennin ap CADOR (King) in BRITAIN  (510? - 546) ;  aka Constantine of CORNWALL
• Cilmin Droetu ap CADROD ;  aka Cilmin with the black foot
• Einion ap CADROD
• [Esbwys ap CADROD (Yspwys' ancestor)]   Yspwys (Lord) of ERCING ;   or: prob. not Esbwys ap CADROD (Yspwys' ancestor)
• Esbwys ap CADROD (Lord) of ERCING  (? - 581) ;  aka Yspwys of ERGYNG
• Madog ap CADROD
• Daffyd ap CADWALADR
• Gruffudd ap CADWALADR
• Gwrin Farfdrwch ap CADWALADR ;  King of MEIRIONYDD; `Cut-Beard'
• Idwal Iwrch (YWRCH) ap CADWALADR  (664? - 712?) ;  aka Prince Edwal; King of GWYNEDD; `the Roebuck'
• Richard ap CADWALLADR ;  aka Riccert ap CADWALADR
• Cadwaladr Fendigaid (Katwaladyr Vendigeit) ap CADWALLON  (615? - 682?) ;  King of GWYNEDD; `the Blessed'; defeated 664 at Battle of Badon Hill by Wulfhere, q.v.
• Maelgwn ap CADWALLON  (? - 1197?)
• Maelgwyn ap CADWALLON
• Maelgwyn (Malgo Malcom) I Hir ap CADWALLON  (475? - 547?) ;  (despotic) King of GWYNEDD, seized throne by murdering his uncle Owain (q.v.); aka Mailcon
• Cadwgan Fawr ap CADWGAN
• Griffith ap CADWGAN FANTACH
• Gruffydd ap CADWGAN
• Gruffydd ap CADWGAN ;  aka Griffri ap CADWGON
• Gruffydd ap CADWGAN  (? - 1383+)
• Gruffydd Dwnn ap CADWGAN
• Hoedlyw ap CADWGAN
• Ieuaf ap CADWGAN  (Anglesey, Wales)
• Iorwerth (Idnerth) ap CADWGON  (1017? - ?) ;  aka Iowerth ap CADWGAN; Lord of BUILTH; Arglwydd MAESYFED
• Maredudd ap CADWGAN  (? - 1124?)
• Rhirid ap CADWGAN
• Rhys ap CADWGAN
• Sisslet (Sislet) ap CADWGAN
• Cadwgon Fantach I ap CADWGON
• Cynddelw ap CADWGON ;   or: Tagno (Tangno) ap YSDRWYTH (Cynddelw's uncle)
• Gruffydd ap CADWGAN ;  aka Griffri ap CADWGON
• Howel `Hen' ap CADWGON
• Hywel ap CADWGON
• Iestyn Farchog ap CADWGON
• Ieuaf ap CADWGON
• Ieuan ap CADWGON
• Iorwerth (Idnerth) ap CADWGON  (1017? - ?) ;  aka Iowerth ap CADWGAN; Lord of BUILTH; Arglwydd MAESYFED
• Ithel Llwyd ap CADWGON
• Llewellyn ap CADWGON ;  (half-uncle of Llewellyn ap Iowerth)
• Madog ap CADWGON
• Madog ap CADWGON  (? - 1121+) ;  Lord (Arglwydd) NANNAU
• Madog Foel ap CADWGON
• Maredudd ap CADWGON o TREFAENOR
• Rhain (Rhein) ap CADWGON TRYDELIG  (690? - ?) ;  aka Regin map Catgocaun; King of DYFED
• Seferus (King) of BUILTH  (by 882 - ?) ;  aka Seferws ap CADWR; aka Severus ap CADIFOR; (ap CAWR)
• Constantine ap CADWY  (525? - 589?) ;  Saint; King of DUMNONIA
• Peredyr (Perdyr) ap CADWY  (535? - ?)
• Corf (Coryf Eorf) ap CAENOG  (785? - ?) ;  aka Coryf ap CAENAWG
• Gwyn ap CAID ;  aka Serfyn (Secwyn Secuyn)
• Genedog ap CAIN of BRITAIN
• Cadfan ap CALADWAR
• Llywarch ap CALCHYNYDD  (? - 581) ;  (Confusing him with his contemporary Llywarch Hen is a very old genealogical mistake or fraud.)
• Ithon ap CAMBER ;  King in BRITAIN
• [Cligueill ap CAPOIR]   Manogan ap ENEID the CAMBRIAN  (? - 92? BC) ;   or: poss. Cligueill ap CAPOIR; (Monnogan Mynogan); King of BRITONS; (a Druid)
• Bleddyn ap CARADAWG ;   or: Gwynnog Farfsych (Bleddyn's uncle) or: Caradog (Bleddyn's father)
• Trehaern ap CARADOC (ap CARADAWG)  (1044? - 1081?) ;  aka Trahaearn (Trehearn Trahaiarn) ap CARADOG; King of NORTH WALES; Tywysog Cymru; of ARWYSTLI
• Dynod (Donant) ap CARADOC  (280? - ?) ;  King of DUMNONIA
• Gwgon Gleddyfrudd ap CARADOC
• Madoc ap CARADOC
• Morgan ap CARADOC ;  (relation to Morgan (Arglwydd) ap CARADOG, of similar date and ancestry?)
• Trehaern ap CARADOC (ap CARADAWG)  (1044? - 1081?) ;  aka Trahaearn (Trehearn Trahaiarn) ap CARADOG; King of NORTH WALES; Tywysog Cymru; of ARWYSTLI
• Bleidudd ap CARADOG  (810? - 860?) ;  Sub-king of Dunoding
• Cyllin (King; Saint) of SILURIA  (? - 99?) ;  aka Coellyn (Kyllin) ap CARADOG of BRITAIN; 1st King of EWYAS
• Dafydd ap CARADOG
• Dyfnwal ap CARADOG
• Einion ap CARADOG
• Gronwy ap CARADOG
• Gruffydd (Griffith) ap CARADOG
• Guidgen  (? - 85) ;  aka Gwyddien ap CARADOG; led resistance against Romans
• Gwarin ap CARADOG
• Gwrydr `Hir' ap CARADOG  (894? - ?) ;  aka Gwrydur Hir; poss. aka Glothian Lord of POWIS
• Lludocaf ap CARADOG  (820? - ?) ;  ``Gloucester Freich Fras''; aka Llydocca (Lludoeka) de HEREFORD; King of GLOSTER (GLOUCESTER)
• Maredudd (Meredith) ap CARADOG
• Meurig ap CARADOG
• Meurig (II; ap CARADOG ?) of GLYWYSING  (492? - 550?) ;   or: Kreirwy (Creirwy) (Meurig's son); aka Meuric (Meyryg) ap MEIRCHION; King of GLAMORGAN
• Morgan ap CARADOC ;  (relation to Morgan (Arglwydd) ap CARADOG, of similar date and ancestry?)
• [Morgan ap CARADOG (q.v.)]   Morgan ap MEURIG ;  or: prob. not Morgan ap CARADOG (q.v.)
• Morgan (Arglwydd) ap CARADOG  (? - 1207) ;  Lord of Afan
• Owain `Wan' ap CARADOG  (? - 1113+)
• Rawlff ap CARADOG
• Rhydderch ap CARADOG
• Sandde (HARDD) ap CARADOG  (1107?? - ?)
• Trehaern ap CARADOC (ap CARADAWG)  (1044? - 1081?) ;  aka Trahaearn (Trehearn Trahaiarn) ap CARADOG; King of NORTH WALES; Tywysog Cymru; of ARWYSTLI
• Senylt (Lord) of BRNFFENIGL ;  aka Iassedd (Siaset Iasedd Iaseth Jafsedd Jafeth) ap CARWED; of BRYNFFANIGL (Abergele)
• Tegerin ap CARWED  (Montgomerys., Wales)
• Cynan ap CASANAUTH
• Llary (Llara) ap CASNAR ;  aka Llary ap CASANAUTH WLEDIG
• Lllewellyn ap CASWALLON
• Meirchion ap CASWALLON of BRITAIN ;  (Meirchawn)
• Tadgan Tuir ap CATHAIL  (? - 956?) ;  aka Tadg (Teige) de CONNAUGHT
• Cadwgon Trydelig ap CATHEN  (670? - ?) ;  aka Cadwgan Tredylig, Catgocaun map Cathen; King of DYFED
• Gloyw ap CAW
• Griffi ap CAWDGON ;  (Gruffydd)
• Gryffuyd ap CAWDGON
• Cawdr ap CAWDR WENWYN  (857? - ?) ;  (Kawdr)
• Seferus (King) of BUILTH  (by 882 - ?) ;  aka Seferws ap CADWR; aka Severus ap CADIFOR; (ap CAWR)
• Caw ap CAWRDAF
  

ap CE ...

• Gwynnawg Goch ;  aka Gwynnawg Farfsych ap CEIDAU
• Lles llawuedawc (Llawddeog) ap CEIDIO ;  aka Lles Law Deawg ap EDNYFED; Llles Lawddeog ap EDWAL
• Einion ap CELYNIN  (? - 1340+)
• Rhun ap CENELAPH
• Gwrast (Gwrst) LLEDLWM ap CENEU  (422? - ?) ;  aka Gurgast `the Ragged' (Ledlwrn); aka Gorwst Ledlum ap KENAW; King of (Greater) RHEGED
• Mor `the Ragged' ap CENEU  (420? - ?) ;  aka Maeswig Gloff of (Northern) BRITONS; (Mar); King of EBRAUC
• Cynhaethwy ap CENO
• Brywlais ap CERAINT ;  supposedly son of Ceraint ap BERWGN, q.v., but dates very impossible
• Merion (Meirion) ap CERAINT ;  (Morurun Meirian Meryran Morfran Morvran)
• Usai (Vsei) ap CEREDIG  (453? - ?)
• Cynwyd (Cinuit GULRTIC) ap CERETIC of STRATHCLYDE ;  or: prob. not Ednyfed, grandson of Maximus; aka Kynwyd (King) of DUMBARTON; founder (eponym) of KYNWYDYON Dynasty; Lord of ANNANDALE
• Erb MacDRUST  (? - 529) ;  or: Cano; Note: sources confused, some showing Erb or Gwyddno as female (prob. one was father-in-law), perhaps Gwyddno was King Gwyddno, q.v.; ...
• Erp (Erbin Seirb) ap CERETIC  (? - 480?) ;  King of STRATHCLYDE
• Beran (Baran) ap CERI ;  aka Parar (Barruc Barrwg Berroc Garar Barar); eponym of BERKSHIRE
• Eneid ap CERWYDR (King) of BRITONS ;   or: Dyfynwal Hen (Eneid's 13-great grandfather); (Eneit)
• [Eneid ap CERWYDR of BRITONS, q.v.]   Dyfnarth (Cynfarch Cyfnarch) (Duke/King) of CORNWALL ;  aka the CAMBRIAN; aka Dyvynarth (Dyfnvarch) ap PRYDAIN
  

ap CI ...

• Cwnws Ddu (`the Black') ap CILLIAN ;  (of YNYS MON)
• Llofan (Lliwon) ap CILMIN ;  aka Lleon ap CILMIN DROED DDU
• Decion (Governor) of GWENT  (? - 175+) ;  aka Decion ap CINIS SCAPLAUT
  

ap CL ...

• Cathen ap GWLYDDIEN (King) of DYFED  (650? - ?) ;  aka Caten (Cathem) ap CLOTEN
• Idris Arw ap CLYDNO
• Cadfel ap CLYDOG
• Mael Maelienydd ap CLYDOG  (938?? - 998?)
• Seisyll (Cecil) ap CLYDOG  (665? - ?) ;  King of CEREDIGION; King (& eponym) of SEISYLLWG
  

ap CO ...

• Ceneu (Saint) ap COEL  (382? - ?) ;  aka Kenaw (Keneu Kenneth) ap COEL Godebog; King of Northern BRITAIN
• Llewelyn Eurdorchog (Aurdorchog) ap COEL  (1018? - ?) ;  Lord of YALE (Arglwydd ial YSTRAD ALUN); poss. aka Llewellyn Audorchog ap CYNWRIG
• Cydifor Fawr ap COLLWYN  (North Dyfed ? - 1091?) ;  aka Cadivor Vawr ap GOLLWYN
• Einion ap COLLWYN  (? - 1092+)
• Gwyn (Cynfyn) ap COLLWYN of ARWYSTLI  (978? - 1023?)
• Maredydd Goch ap COLLWYN
• Griffith (Gruffydd Gruffudd II) ap CONAN  (1055? - 1137) ;  King/Brenin of NORTH WALES (GWYNEDD); ap CYNAN; (won battle of Mynydd Carn becoming King, imprisoned 12 years, became King again); founded First Royal Tribe of Wales
• Judon ap CONCAR (Prince) of COURNOUAILLE  (710? - ?)
• Justin ap CONSTANTINE (Prince) of COURNOUAILLE
• Ceidio (Ceidau) ap CORF  (827? - ?) ;  aka Ceidau ap CORYF
• Anlach (ap CORONAC) [alt ped]
• Ceidio (Ceidau) ap CORF  (827? - ?) ;  aka Ceidau ap CORYF
• Cynwrig `Ddewis Herod' ap COWRYD
  

ap CR ...

• Cawrdaf ap CRADOC
• Cerwydr the CAMBRIAN ;  aka Cerwyd (Kerwyt Kerwyd) ap CRYDON
  

ap CU ...

• Dryffyn ap HWGAN ;  aka Dryffin (Tryffin) ap HYDD HWGAN (ap CUDD)
• Elystan GLODRYDD (GLODDRUDD; ap CUHELYN)  (Wales 965? - 1010?) ;  Prince of FFERLYS (FFERLE); Earl (King) of HEREFORD & Gloucester; founded Fifth Royal Tribe of Wales; godson of King Aethelstan, q.v.
• Gwrwared `Gerdd Gemell' ap CUHELYN
• Ceredig (Keretic) ap CUNEDAG
• Dynod ap CUNEDAG  (420? - 475?) ;  Sub-king of DUNODING
• Einion `Yrth' ap CUNEDDA (ap CUNEDAG) ;  aka Eynyawn yrth; aka Enoch `the Impetuous'; 1st King of GWYNEDD; his son Owain may have been Arthur or Uther Pendragon of Camelot legend
• Typipion ap CUNEDAG  (417? - ?)
• Einion `Yrth' ap CUNEDDA (ap CUNEDAG) ;  aka Eynyawn yrth; aka Enoch `the Impetuous'; 1st King of GWYNEDD; his son Owain may have been Arthur or Uther Pendragon of Camelot legend
• Rhiwallon (King) in BRITAIN ;  aka Rivallo (Riwallaun Rriwallon) the BRITON; ap CUNEDDA
• Ysfael Gwron ap CUNEDDA (King) of YNYS MON ;  `Hero'
• Erbin (Urban) ap CUSTENNIN  (427? - ?) ;  King of Dumnonia
  

ap CW ...

• Greddyf ap CWNWS (Ddu) of YNYS MON  (924? - ?)
• Howel ap CWNWS
• Gwrddwfn ap CWRRIG of BRITAIN  (215? - ?) ;  aka Gorddwfn (Gwrddwyfn Gorddyfwn) King of EWYAS
  

ap CY ...

• Meurig Fychan ap CYDIFER ;  (ap CYDIFOR)
• Bledri Latimer ap CYDIFOR  (Carmarthens. 1057 - 1116+)
• Gruffudd `Gwyr' ap CYDIFOR ;  aka Gruffydd Gwyr ap CADIVOR
• Gwaethfoed (Lord) of CARDIGAN (CEREDIGION) ;  (ap EINUDD; ap CYDIFOR ?)
• Iorwerth ap CYDIFOR ;  (Jerwerth)
• Llewellyn Fawr ap CYDIFOR
• Madog ap CYDIFOR
• Meurig Fychan ap CYDIFER ;  (ap CYDIFOR)
• Rhydderch ap CYDIFOR  (1166?? - ?)
• Cydifor ap CYDRIG
• Gruffydd ap CYDRIG  (1047? - ?) ;  aka Gruffudd ap CYDRYCH
• Cynddelw ap CYFNERTH
• Gwrgunon ap CYFNERTH
• Heilin ap CYFNERTH
• Owain ap CYLLIN of BRITAIN  (100? - ?) ;  (Ywain); King of EWYAS
• Ithon ap CYMRYW [alt ped] ;  (a different lineage, from source `Iolo', showing Aedd Mawr earlier than Camber)
• Cadfan (Gideon Gadeon) ap CYNAN MERIADOG  (Rome 325? - 405?) ;  `the Great'; King of DUMNONIA
• Cenelaph (Dremrudd) ap CYNAN
• Ednowain (Ednowen Idnerth) I ap CYNAN  (Flints., Wales 996? - 1070+) ;  Lord of TEGAINGL; BENDEW
• Elgan `Wefl-hwch' ap CYNAN
• Gradlon MAWR (King) of BRITTANY  (330? - 434? (or '21?)) ;  aka Urban (Urbien Urbanus Gratian Gradlonus) `the Great'; aka Erbin ap CYNAN MERIADOC
• Griffith (Gruffydd Gruffudd II) ap CONAN  (1055? - 1137) ;  King/Brenin of NORTH WALES (GWYNEDD); ap CYNAN; (won battle of Mynydd Carn becoming King, imprisoned 12 years, became King again); founded First Royal Tribe of Wales
• Gryffydd ap CYNAN
• Iowerth ap CYNON  (1114? - ?) ;  (ap CYNAN)
• Llywri ap CYNAN
• Marchudd ap CYNAN (Lord) of RHOS ;  Head of one of ``Eight Noble Tribes''
• Selyv Sarffgadau ap CYNAN  (591? - 613) ;  aka Eliudd; King of POWYS
• Cynwrig ap CYNDDELW  (886? - ?)
• Iarddur ap CYNDDELW
• Iorwerth ap CYNDDELW
• Morudd ap CYNDDELW
• Rhirid ap CYNDDELW  (1219? - ?)
• Tyfid Forsog (ap CYNDDELW ?)
• Teithwalch ap CYNDEG
• Custennin Gorneu ap CYNFAWR  (411? - 443?) ;  aka Constantine I (King) of DUMNONIA
• Cynwyd Cynwydion ap CYNFELYN
• Einion ap CYNFELYN
• Enflew ap CYNFELYN
• Gwrgenau ap CYNFERTH
• Heilyn ap CYNFERTH
• Howel ap CYNFRIG
• Llywelyn ap CYNWRIG  (? - 1277+) ;  aka Llewelyn ap CYNFRIG
• Bleddyn Sais ap CYNFYN  (1025? - 1075 Powys Castle) ;  aka Bledyn ap KYNUYN; Prince (Tywysog) of DEHEUBARTH (of POWYS); usurped throne of Wales; founded Third Royal Tribe of Wales
• Gwrgant Fawr `the Great' ap CYNFYN  (586? - ?) ;  King of ERGYNG
• Merfyn (MAWR) ap CYNFYN  (? - 682?) ;  Last King of GALLOWAY; (ap CYNIN)
• Rhiwallon (Rhywallon) ap CYNFYN  (1025? - 1070) ;  Prince of POWYS
• Seisyll ap CYNFYN  (1190? - ?)
• Pedr (Petr Peter) ap CYNGAR  (550? - ?) ;  King of DYFED
• Aeddan ap CYNGEN  (808? - ?)
• Brochfael (Brochmael I) Ysgythrog ap CYNGEN ;  aka King Brockmail `of the Tusks'
• Adam ap CYNHAETHWY
• Gronwy ap CYNHAETHWY
• Llywarch ap CYNHAETHWY  (1077? - ?)
• Owain (Fychan) ap CYNHARWY
• Cadifor ap CYNILLIN
• Merfyn (MAWR) ap CYNFYN  (? - 682?) ;  Last King of GALLOWAY; (ap CYNIN)
• Hwfa ap CYNNDELW  (by 1137 - 1169+) ;  Lord of LLIFON
• Bledrys (Bledrus) ap CYNOG of ARWYSTLI
• Iowerth ap CYNON  (1114? - ?) ;  (ap CYNAN)
• Llewellyn ap CYNRIG
• Cyndegg ap CYNVARCH ;  (Cyndeg)
• Amlawdd WLEDIG ap CYNWAL  (425? - ?) ;  `the Imperator'
• Garannog Glewddigar ap CYNWAS
• Cynwrig ap CYNWRIG [his child]
• Cynwrig (Fychan) ap CYNWRIG  (? - 1377?)
• Cynwrig Fychan ap CYNWRIG
• Cynwrig Fychan ap CYNWRIG
• Dafydd Llwyd ap CYNWRIG
• David LLOYD ap CYNWRIG  (? - 1330?) ;  aka Dafydd LLWYD
• Ednyfed ap CYNWRIG
• Ednyfed FYCHAN (Lord/Arglwydd) of BRYNFFENIGL  (1161? - 1233? (or '46?)) ;  Seneschal/Prince of GWYNEDD (NORTH WALES); aka Ednyfed VYCHAN ap CYNWRIG, ap KENDRICK
• Einion ap CYNWRIG
• Goronwy ap CYNWRIG
• Gruffydd ap CYNWRIG
• Gweirydd (Gweryd) ap CYNWRIG ;  of YALE
• Heilin Frych ap CYNWRIG
• Hoedlyw ap CYNWRIG
• Howel ap CYNWRIG
• Hwfa ap CYNWRIG ;  (ap KENDRIG)
• Hwyel ap CYNWRIG  (? - 1352+)
• Hwyel ap CYNWRIG VYCHAN
• Hywel (Goch) ap CYNWRIG
• Iowerth Y PENWYN  (? - 1343+) ;  aka Iorwerth ap CYNWRIG
• Jevah ap CYNWRIG EFELL
• Llewellyn ap CYNWRIG
• Llewelyn Eurdorchog (Aurdorchog) ap COEL  (1018? - ?) ;  Lord of YALE (Arglwydd ial YSTRAD ALUN); poss. aka Llewellyn Audorchog ap CYNWRIG
• Llywelyn ap CYNWRIG  (1187? - ?)
• Llywelyn ap CYNWRIG  (? - 1277+) ;  aka Llewelyn ap CYNFRIG
• Marchan ap CYNWRIG
• Nynnio ap CYNWRIG ;  (Niniaw Ninnio)
• Pyll ap CYNWRIG ;  (Pill)
• Rhirid ap CYNWRIG
• Cadrod Calchfynydd ap CYNWYD
• Pill ap CYNYR ;  (of Meilirion)
  

ap DA ...

• Edward TREVOR ap DAFFYD  (? - 1448?) ;  aka Iorwerth (Edwart)
• Gruffydd ap DAFFYD LLWYD
• William (ap DAFFYD) MORGAN
• Daffydd Penmachno Goch ap DAFFYDD ;  Lord of DENBIGH; (bastard)
• Iorwerth ap DAFFYDD LLWYD
• Adda ap DAFYDD
• Dafydd `Fychan' ap DAFYDD  (1320? - ?)
• Dafydd Fychan ap DAFYDD
• Dafydd Fychan ap DAFYDD
• Dafydd Llywd ap DAFYDD
• Gruffydd (ap DAFYDD ?)
• Gruffydd ap DAFYDD
• Gruffydd ap DAFYDD
• Gruffydd (Goch) ap DAFYDD GOCH  (? - 1365?)
• Gruffydd Goch ap DAFYDD
• Gwerful Goch ap DAFYDD
• Gwilym ap DAFYDD  (Rhiw'rperrai)
• Howel (Hywel) ap DAFYDD
• Howel PICKHILL ap DAFYDD
• Hwyel ap DAFYDD
• Hywel ap DAFYDD
• Ieuan ap DAFYDD [his child]
• Ieuan (Evan) GOCH (ap DAFYDD)  (? - 1352+)
• Ithel Goch ap DAFYDD
• Llewellyn ap DAFYDD
• Llewelyn ap DAFYDD
• Llywelyn ap DAFYDD
• Rhydderch ap DAFYDD  (? - 1560?)
• Rhys ap DAFYDD
• Rhys ap DAFYDD
• Rhys Wynn ap DAFYDD LLWYD
• Tudur ap DAFYDD
• William ap DAFYDD  (1474? - ?) ;   or: William MORGAN (aka?)
• David ap DAVID  (? - 1375+)
• David Vychan ap DAVID
• Madoc (Madog) ap DAVID (Baron) of HENDWR
• Rees (Rhys) ap DAVID
• Rhirid ap DAVID  (? - by 1396)
  

ap DE ...

• Tegfan Gloff of BRITAIN ;  (Tecmant Tehvant Tecvan; ap DEHEUFANT)
• Llop (Iop) ap DEI
• Ionas ap DEROCH (King) of DOMNONEE  (515? - 540?) ;  (Jonas)
• Riotham ap DEROCH (Prince) of DOMNONEE  (435? - 470?) ;  aka Riothamus filius DAROCUS (High King?) of BRITTANY; aka Riwal (Rigotamos) I; poss. aka Arthur in CAMELOT
  

ap DI ...

• Bran ap DINAWAL  (1100? - ?) ;  Lord of Anglese; (ap DINEWAL)
• Cydifor ap DINEWAL  (? - 1164+) ;  (ap DINAWAL); Arglwydd GILFACH CASTEL HYWEL
• Bran ap DINAWAL  (1100? - ?) ;  Lord of Anglese; (ap DINEWAL)
• Cydifor ap DINEWAL  (? - 1164+) ;  (ap DINAWAL); Arglwydd GILFACH CASTEL HYWEL
• Greidiol (Cridol) `Galofydd' ap DINGAD  (? - 258+) ;  army officer
• Meurig ap DINGAD  (510? - 560?) ;  Sub-king of Dunoding
• Rhiwallon ap DINGAD (Lord) of MAELOR
• Senyllt ap DINGAD (King)  (? - 512+)
  

ap DO ...

• Cynfelyn ap DOLFFYN ;  (ap DOLFFIN)
• Llewelyn ap DOLFFYN  (998? - ?) ;  aka Llewellyn ap DOLFYN
• Llywelyn ap DOLPHYN [alt ped]  (998? - ?) ;  aka Llewellyn ap DOLFYN
• Gwrgan (Guorcein) ap DOLI of BRITAIN  (235? - ?)
• Llywelyn ap DOLPHYN [alt ped]  (998? - ?) ;  aka Llewellyn ap DOLFYN
  

ap DR ...

• Maenarch ap DRYFFYN  (998?? - ?) ;  (Maenyrch); Lord (Arglwydd) of BRYCHEINIOG
• Moriddig Warwyn ap DRYMBENOG  (1097?? - ?) ;  (Moriddig Warren)
  

ap DU ...

• Garwynwyn GERVINION (Gerinion; ap DUMNAGUAL)
  

ap DW ...

• Gwrddoli (Guordoli) ap DWFN of BRITAIN
• Tegog ap DWYFNERTH
• Gwair (Gwyar) ap DWYWG  (? - 613?)
• Gwrysnad ap DWYWG
• Lot LUWDDOC (King) of GODODDIN  (470?? (or 595??) - ?) ;  King of the Host; poss. aka Gwair (Gwyar) ap DWYWG; King of ORKNEY; King (and poss. eponym) of LOTHIAN (Gododdin)
• Onwedd ap DWYWG of BRITAIN ;  (Ouman)
• Rhahawad ap DWYWG
  

ap DY ...

• Gwyrydr ap DYFNAINT ;  (Gwrydr)
• Iarddur ap DYFNAINT
• Crydon (Krydon) the CAMBRIAN ;  aka Crydon ap DYFNARTH
• Arthgal ap DYFNWAL  (? - 872) ;  King of STRATHCLYDE
• Meurig ap DYFNWAL ap Arthen ap SITSLLT  (780? - ?) ;  aka Meirin ap DYFNWALLON; Lord Caerdigan
• Owain (Owen II) ap DYFNWAL  (? - 780?) ;  King of STRATHCLYDE
• Seisyll ap DYFNWAL  (? - 1177)
• Ynyr (I; King) of GWENT ;   or: Llyr V Marini (q.v., Ynryr's grandson); (ap DYFNWAL ?)
• Meurig ap DYFNWAL ap Arthen ap SITSLLT  (780? - ?) ;  aka Meirin ap DYFNWALLON; Lord Caerdigan
• David ap DYMOCK
• Einion ap DYNOD  (450? - 500?) ;  King of Dunoding
  

ap ED ...

• Rhirid ap EDELFYRCH  (Cardigans.)
• Cunedda WLEDIG ap EDERN (King) of NORTH WALES  (386? - 445?) ;  aka Kuneda WLEDIC ap EDEYRN; Led a group of Votadini Picts from Scotland (Firth of Forth) to secure Wales from Irish raiders; Ruler of....
• Llewellyn ap EDMUND
• Goronwy ap EDNOWAIN  (1020? - ?)
• Jefa ap EDNOWAIN
• Seissylt (Lord) of MATHAFERN ;  poss. aka Seisyll ap EDNOWAIN, Lord of MEIRIONYDD
• Brochfael ap EDNYFED  (715? - ?)
• Clydwyn ap EDNYFED ;  King of DYFED & Isles of Man
• Daffyd ap EDNYFED GAM
• Dyfnwal ap EDNYFED
• Eunydd ap EDNYFED
• Gloitguin ap EDNYFED  (389? - ?) ;  King of DYFED
• Goronwy (Lord) of TREF-GASTEL  (? - 1268) ;  aka Gronwy (Grono) ap EDNYFED
• Gruffudd ap EDNYFED
• Gruffudd ap EDNYFED
• Gruffydd ap EDNYFED VYCHAN  (1186?? - ?)
• Ieuan ap EDNYFED
• Lles llawuedawc (Llawddeog) ap CEIDIO ;  aka Lles Law Deawg ap EDNYFED; Llles Lawddeog ap EDWAL
• Llewelyn ap EDNYFED
• Rhys Sais ap EDNYFED
• Tudur (Sir) ap EDNYFED VYCHAN  (? - 1281+ ) ;  aka Tudor of NANT & Llangynhafal
• Tudwal ap EDNYFED (King) ;  any relation to son of Cynlop, q.v. ?
• Gwyn ap EDNYVAIN
• Seisyll ap EDNYWAIN  (950? - ?) ;  (ap EDNYVAIN); Prince of DEHEUBARTH
• Gruffydd ap EDNYVED
• Bledrus ap EDNYWAIN
• Collwyn (Gollwyn) ap EDNYWAIN of ARWYSTLI ;  aka Colwyn of ANGLESEA
• Dafydd ap EDNYWAIN
• Gwrgeneu ap EDNYWAIN
• Gwyn Ddistain ap EDNYWAIN  (? - 1215?)
• Madog ap EDNYWAIN
• Peredur ap EDNYWAIN
• Seisyll ap EDNYWAIN  (950? - ?) ;  (ap EDNYVAIN); Prince of DEHEUBARTH
• Ystrwyth ap EDNYWAIN
• Idnerth ap EDRYD
• Ithel ap EDRYD
• Rhys ap EDRYD
• Lles LLAWDDEAWG ap EDWAL [alt ped]  (947? - ?) ;  aka Llles Lawddeog ap EDWAL
• Lles llawuedawc (Llawddeog) ap CEIDIO ;  aka Lles Law Deawg ap EDNYFED; Llles Lawddeog ap EDWAL
• Owain ap EDWYN (ap EDWIN) `the Traitor'  (Llys 1047? - 1103) ;  Lord of Flint; Prince of TEGAINGL (Tegeingl)
• Uchdrud ap EDWIN  (1150? - ?) ;  Lord of CYFEILIOG; (perhaps same as other Uchdrud ap Edwin ap Gronwy, q.v., but dates seem way off)
• Uchdrud ap EDWIN  (? - 1113+) ;  (Uchdryd)
• Owain ap EDWYN (ap EDWIN) `the Traitor'  (Llys 1047? - 1103) ;  Lord of Flint; Prince of TEGAINGL (Tegeingl)
  

ap EG ...

• Ednywain ap EGINIER
• Ednyvain ap EGINIR
• Eirian (Eurean Urien) ap EGINYN
  

ap EI ...

• Gruffudd ap EIDDE
• Rhydeyrn ap EUDDIGAN of BRITAIN ;  aka Rhuddawrn (Rideyrn Ritigern Ritigirn) ap EIDDIGANT
• Eudeyrn (Eudeym) ap EIFYDD ;  (Outigirn Outigern Awrdevrn)
• Iouanwal ap EIGION  (750? - 800?) ;  Sub-king of Dunoding
• Beli ap ELIUDD  (635? - ?) ;  (ap EILUDD ?); King of POWYS
• Aaron ap EINION
• Cadell (Kadell) ap EINION  (964? - ?)
• Cadrod ap EINION
• Cadwallon (Katwallawn) Lawhir `Long Hand' ap EINION  (North Wales 446? - 517?) ;  King of Gwynedd; Catuvellaunus; in legend, the `King Cradelmant of Nortgalis' who rebelled against High-King Arthur
• Caradoc ap EINION  (Glamorgans.) ;  Lord of SENGHENYDD
• Caradog ap EINION
• Craddock ap EINION
• David Fras ap EINION GOCH
• Dingad ap EINION  (480? - 530?) ;  Sub-king of DUNODING
• Ednowain ap EINION
• Einion ap EINION
• Einion Fychan ap EINION
• Einion Goch (ap EINION ?)
• Einion Goch ap EINION
• Einion Vychan ap EINION
• Elidir ap EINION [his child]
• [Elidur ap EINION]   Elidir Marchog ap LLYWARCH ;   or: poss. Elidur ap EINION; aka Elidur (Sir) DDU
• Goronwy (Grono) ap EINION
• Goronwy ap EINION
• Goronwy ap EINION
• Gronwy ap EINION
• Gronwy ap EINION  (1160?? - ?)
• Gronwy (Gronw) ap EINION  (959? - ?)
• Gruffudd ap EINION FYCHAN
• Gruffydd ap EINION
• Gwilim ap EINION
• [Gwrgeneu ap EINION]   Gurganny ap GWIVESTAN ;   or: poss. Gwrgeneu ap EINION; aka Geiganny VYCHAN
• Hywel ap EINION SAIS
• Ieuan ap EINION  (1310? - ?)
• Ieuan ap EINION [his child]
• Ieuan ap EINION  (? - 1399?)
• Ifan ap EINION  (? - 1427+)
• Ifor ap EINION
• Ifor ap EINION [his child]
• Iorwerth ap EINION
• Iorwerth ap EINION
• Iorwerth ap EINION  (? - 1315+)
• Iorwerth ap EINOIN ;   or: poss. Iowerth ap IOWERTH; aka Iowerth ap EINION
• Isaag ap EINION  (570? - 620?) ;  Sub-king of Dunoding
• Llyr Mereni ap EINION
• Madoc ap EINION
• Madog ap EINION
• Maredudd ap EINION
• Maredudd ap EINION
• Peredur Peiswyrd ap EINION ;  aka Peredur BEISWRDD
• Rhys ap EINION SAIS
• Richard ap EINION
• Richard (II) ap EINION
• Richard ap EINION
• Tibod ap EINION
• Tudur ap EINION
• Ysbwys ap EINION  (Brecons., Wales)
• Iorwerth ap EINOIN ;   or: poss. Iowerth ap IOWERTH; aka Iowerth ap EINION
• Owain Ddantgwyn ap EINON (King) of RHOS  (450? - by 520) ;  Eugenius, `White-Tooth'; poss. aka Arthur in CAMELOT
• Rhun Ryfedd (Ryfeddfawr; MAWR) ap EINON  (490? - ?) ;  `of Great Wealth'
• Ednyfed ap EINUDD  (685? - ?)
• Gereint ap EINUDD  (285? - ?) ;  (Gerontius; Caradoc)
• Gwaethfoed (Lord) of CARDIGAN (CEREDIGION) ;  (ap EINUDD; ap CYDIFOR ?)
• Ithel ap EINUDD [his child]
• Ithel ap EINYDD of GWYNEDD ;  (ap EINUDD)
• Tudwal ap EINUDD  (1031? - ?)
• Arthfael (Arthvael) ap EINYDD ;  King of EWYAS; ancestor of Kings of GLAMORGAN; poss. Arthur of CAMELOT
• Eudaf Hen ap EINYDD [alt ped]  (283? - ?) ;  aka Octavian `the Old'; King of BRITAIN
• Ithel ap EINYDD of GWYNEDD ;  (ap EINUDD)
  

ap EL ...

• Morwd ap ELAED  (615? - ?) ;  (Moriud); King of BUILLT & GWERTHRYNION (GUORTHEGIRNAIM)
• Rheiden (Ridion) ap ELEDI ;  King of EWYAS
• Cynan (Kynan) ap ELFYW (Lord) of CLWYD
• Rhydderch ap ELGAN
• Cynddelw Gam ap ELGUDY ;  Lord of YALE
• Elidir Ddu ap ELIDIR
• Gruffudd ap ELIDIR ;  Marchog URDDASOL
• Gruffydd ap ELIDIR
• Gwlhafed ap ELIDIR MARCHOG
• Gwriad (of MAN) ap ELIDIR  (738? - 825) ;  King of GWYNEDD
• Llywarch Hen ap ELIDIR  (534? - 634?) ;  aka Lewis `the Old'; Last King of SOUTH RHEGED
• Madog `Sytyn' ap ELIDIR
• Meilir `Eutun' ap ELIDIR
• Meilir ap ELIDIR
• Philip ap ELIDIR
• Sandde ap ELIDIR
• Brochfael (II) ap ELISEDD  (720? - 773) ;  aka Brochwel ap ELISE; King of POWYS
• Dafydd ap ELISE
• Eidde ap ELISE [his child]
• Madog ap ELLIS ;  aka Madog ap ELISE
• Brochfael (II) ap ELISEDD  (720? - 773) ;  aka Brochwel ap ELISE; King of POWYS
• [Brochfael ap ELISEDD, q.v.]   Brochwel ap BRENIN ;  or: prob. not Brochfael ap ELISEDD, q.v.
• [Cyngen ap ELISEDD]   Cyngen ap CADELL  (778? - 854?) ;   or: poss. Cyngen ap ELISEDD
• Gryffydd ap ELISEDD  (842? - ?) ;  King of BRYCHEINIOG
• Gryffydd ap ELISEDD  (960? - ?) ;  King of BRYCHEINIOG
• Sannan ap ELISEDD
• Ysgorda Fawr ap ELISEDD  (560? - ?) ;  (`Fawr' = `Elder')
• Beli ap ELIUDD  (635? - ?) ;  (ap EILUDD ?); King of POWYS
• Madog ap ELLIS ;  aka Madog ap ELISE
• Beli (Bili; II) ap ELPHIN  (? - 722?) ;  King of STRATHCLYDE
• [Cadwallon (son of Cadwgon ap ELYSTAN, q.v.)]   Cadwallon ap MADOG  (? - 1179) ;   or: prob. not Cadwallon (son of Cadwgon ap ELYSTAN, q.v.)
• Cadwgon (Kadogawn) ap ELYSTAN  (? - 1066+) ;  Lord of BUILTH; aka Cadwgan ap ELYSTAN GLODRYDD; Arglwydd MELINYDD
• Gwaithgenau (poss. ap ELYSTAN)
• Morgan GWERNGWY of GWYNEDD ;  (ap ELYSTAN; or ap GWAITHGENAU; ap GWRGENEU)
  

ap EN ...

• Manogan ap ENEID the CAMBRIAN  (? - 92? BC) ;   or: poss. Cligueill ap CAPOIR; (Monnogan Mynogan); King of BRITONS; (a Druid)
• Ednyfed ap ENGON [his child]
• Calchynydd (Calchwynydd) ap ENIR FARDD  (? - 556) ;  aka Cadrod `Calchvynydd'; aka Kadrawt Kalchvynydd
  

ap ER ...

• Nynniaw (Nynnio) ap ERB  (550? - ?) ;   or: Idnerth (Nynniaw's brother)
• Pebiaw `Gladrog' ap ERB  (552? - ?) ;  aka Pebio `the Leprous'; King of ERGYNG
• Erb (Urban) ap ERBIC  (524? - 595+) ;  King of GLAMORGAN
• Geraint Llyngesog ap ERBIN  (448? - 508?) ;  aka Gereint I, Gerren, Prince of DUMNONEE; `the Fleet Owner'; poss. member of Arthur's Round Table
• Guitol ap GRADLON (Prince) of DOMNONEE  (359? - ?) ;  aka Gwidol ap ERBIN; Vitalis filius URBANUS
• Geraint ap ERP
• Merfyn Frych (Vrych) `the Freckeld' (King) of GWYNEDD  (764? - 844) ;  ap ERTHIL; (ap GWRIAD ?)
  

ap EU ...

• Jenkin ap EUAN GWYN
• Rhodri ap EUDDIGAN of BRITAIN  (210? - ?)
• Rhydeyrn ap EUDDIGAN of BRITAIN ;  aka Rhuddawrn (Rideyrn Ritigern Ritigirn) ap EIDDIGANT
• Eudos (Endos) ap EUDDOLEN ;  (Eudaf)
• Euddigan ap EUDEYRN of BRITAIN  (170? - ?) ;  aka Eiddigant (Oudecant Oudicant) ap AWRDEVRN
• Eifydd ap EUDOS ;   or: poss. Wydoc ap EVDDOLAV (Eifydd's uncle); (Ebiud Eliud)
• Amwerydd ap ONWEDD of BRITAIN  (130? - ?) ;  aka Anwrid (Anguerit Amguoloyt) ap EUFWN
• Einion (poss. ap EUNYDD)
• Gwaethfoed `Fawr' ap EUNYDD  (942? - ?) ;  aka Gwaithvoed of CARDIGAN
  

ap EV ...

• Dafydd ap EVAN
• Dafydd ap EVAN WYDDEL  (? - 1400+)
• Einion ap EVAN ;  aka Enion Goch ap JEVAN
• Evan Llwyd ap EVAN  (? - 1343+ ) ;  aka Jevan (Ieuan) Lloyd ap JEVAN
• Gwilim ap EVAN
• Maredydd ap EVAN
• Mathew ap IEUAN  (1365? - 1419+?) ;  (ap JEVAN; ap EVAN)
• Meredydd (Meredith) ap IEVAN  (1459? - 1526) ;  (ap EVAN; ap JEVAN)
• Morgan Llewellyn ap EVAN LLEWELLYN
• Rhydderch ap EVAN LLWYD ;  aka Rhydderch ap IEUAN LLWYD
• Robert Vychan ap EVAN VYCHAN
• [Wydoc ap EVDDOLAV (Eifydd's uncle)]   Eifydd ap EUDOS ;   or: poss. Wydoc ap EVDDOLAV (Eifydd's uncle); (Ebiud Eliud)
  

ap EY ...

• Ralph ap EYNON
• Robert (ap EYNON) BAYNHAM  (? - 1436)
• Thomas ap EYNON
  

ap FF ...

• Meliodas ap FFELIG (King) of LYONESSE  (505? - ?)
  

ap FR ...

• Cynwal ap FRWDWR  (400? - ?) ;  of DUMNONIA
  

ap GA ...

• Caurdar (Cawrdar) ap GARWYNWYN
  

ap GE ...

• Iago ap GENEDOG of BRITAIN
• Cydifor ap GENELLIN
• Cynfyn ap GENLLIN
• Cadwy Cado ap GERAINT  (482? - ?) ;  King of Dumnonia
• Galam (I) ap GERAINT  (? - 518+) ;  34th King of PICTS; aka Galanan Erilich (Erilith Avetelach)
• Gwyddno ap GERAINT
• Conan MERIADOG (King) of BRITTANY (& DOMNONIA)  (310? - 421?) ;  aka Conan (Cynan) Meriadoc ap GEREINT; 1st King of ARMORICA (Armorica is the name for Brittany before it was invaded by Brythonic people)
  

ap GL ...

• Helig Foel `the Bald' ap GLANNOG  (467? - ?) ;  King of Tyno
• Clotri ap GLOITGUIN  (405? - ?) ;  King of DYFED
• Gwidolin ap GLOYW  (290? - ?) ;  (Guitolion Guotelin)
• Hoyw ap GLOYW
  

ap GO ...

• Howell ap GOCH GRACH
• Herbert ap GODWIN
• Einion ap GOLHROYN [his child]
• Cydifor Fawr ap COLLWYN  (North Dyfed ? - 1091?) ;  aka Cadivor Vawr ap GOLLWYN
• Eginier ap GOLLWYN  (1060?? - 1094+) ;  (Eginir)
• [Einion ap GOLLWYN (Einion's grandfather)]   Einion ap RICHARD ;   or: poss. Einion ap GOLLWYN (Einion's grandfather)
• Einion ap GOLLWYN
• Gwrgeneu ap GOLLWYN
• Merwydd Goch ap GOLLWYN
• Cynwrig ap GORONWY
• Dafydd ap GORONWY ;  ,
• Dafydd (Hen) ap GORONWY
• Edwin ap GORONWY
• Goronwy Fychan ap GORONWY
• Gruffydd ap GORONWY
• Gruffydd ap GORONWY
• Gwenwynwyn ap GORONWY
• Iorwerth ap GORONWY
• Madoc (Vychan) ap GORONWY VYCHAN ;  aka Madoc of PENRHYN
• Maredydd Ddu ap GORONWY  (? - 1300+)
• Rhys ap GORONWY [his child]
• Tudor Hen ap GRONWY of PENMYNEDD  (? - 1311) ;  Lord of PENMYNYDD; aka Tudur ap GORONWY (ap GRONO)
• Tudor Hen FYCHAN (Lord) of PENMYNYDD  (? - 1367) ;  aka Tudor `Frychan' ap GRONO (ap GORONWY); (PEMMYNYDD)
• Tudur ap GORONWY [his child]
• Tudur Goch ap GORONWY
• Meirchion GUL ap GWRST (ap GWRASE)  (438? - 535?) ;  King of RHEGED; aka Mairchiongul ap GORWST LEDLUM; `the Lean'
• Gwilym ap GOSAML
  

ap GR ...

• Urban (Vrban Vrba Erb) ap GRAD of BRITAIN  (? - 300?) ;   or: poss. Bran (Urban's nephew); aka Urbanus of the BRITONS; poss. aka Bran ap GRAD
• Guitol ap GRADLON (Prince) of DOMNONEE  (359? - ?) ;  aka Gwidol ap ERBIN; Vitalis filius URBANUS
• Geraint ap GRANNOG
• Aelan ap GREDDYF
• Alunog ap GREDDYF
• Madog Dda ap GREDDYFR ;  aka Maelog Dda ap GREDDYF
• Ceraint (Geraint Keraint Kerint) ap GREIDIOL
• Llewellyn ap GRIFFI ;  (ap GRUFFYDD)
• Cadwalladr ap GRIFFITH  (? - 1172) ;  aka Cadwaladr ap GRUFFUDD
• Gruffudd HIR (ap GRUFFYDD) ;  aka Griffith ap GRIFFITH; (some sources shown him b. ca 1100 and g-grandson of Tewdr Mawr, but this conflicts chronologically)
• Gwilim Fychan ap GRUFFYDD  (? - 1431? Austria) ;  aka Gwillim (ap GRIFFITH) WILLIAMS
• Gwyn ap GRIFFITH [his child]
• Hawise GADARN de la POLE  (1291? - 1345+) ;  aka Hawyse `the Hardy' verch OWAIN (ap GRIFFITH)
• Ieuan (Evan) ap GRIFFITH  (Oxford 1342? - ?) ;  Lord of CARDIGAN
• Llywellyn (II) ap GRUFFYDD  (? - 1282) ;  aka Llewellyn `the Great' ap GRIFFITH; aka Llywellyn III `the Last'; Prince of WALES Y Llyw Gryffydd; (defeated English in Wales)
• Madoc ap GRIFFITH MAELOR  (1148? - 1236) ;  aka Madog ap GRYFFYDD Maelor I; Lord of Northern POWYS
• Meredith ap GRIFFITH  (1229? - ?) ;  aka Maredudd ap GRUFFUDD
• Owain ap GRUFFYDD (Lord) de la POLE  (1256? - by 1293) ;  aka Owen ap GRIFFITH; Prince of POWYS or WENWYNWYN
• [Rees ap GRIFFITH (Rhys' grandson)]   Rhys (I) ap TEWDWR MAWR  (997? - 1093) ;  King of DEHEUBARTH (SOUTH WALES); ap TEWDYR; founded Second Royal Tribe of Wales
• Rhum ap GRIFFITH
• Rhys ap GRIFFITH (FitzURYAN)
• Rhys ap GRIFFITH
• Rhys ap GRIFFITH
• Rhys ap GRIFFITH
• Rhys ap GRIFFITH  (? - 1356)
• William ap GRIFFITH
• William ap GRIFFITH ap Robin of COCHWILLAN  (? - 1500+) ;  Sheriff of CAERNARVON
• William (Sir; of PENRHYN) GRIFFITH  (Wales ? - by 1510) ;  `the Liberal'; Chamberlain of North Wales; aka Gwylim ap GRIFFITH
• Iorwerth ap GRIFFRI
• Iorwerth ap GRUFFYDD  (? - 1276+) ;  aka Iowerth ap GRIFFRI; ap GRUFFUDD
• Griffith YCHAN ap GRONO
• Gruffydd ap GRONO [his child]
• Tudor Hen ap GRONWY of PENMYNEDD  (? - 1311) ;  Lord of PENMYNYDD; aka Tudur ap GORONWY (ap GRONO)
• Tudor Hen FYCHAN (Lord) of PENMYNYDD  (? - 1367) ;  aka Tudor `Frychan' ap GRONO (ap GORONWY); (PEMMYNYDD)
• Cynwrig Sais Hen ap GRONWY
• Dafydd ap GRONWY
• Edwin (Edwyn; ap GRONWY?) (Lord) of FLINT  (1020? - 1086+) ;  Prince of TEGEINGL
• Einion ap GRONWY
• Eliffer ap GRONWY
• Gronwy `Fychan' (VYCHAN) ap GRONWY  (1230? - ?)
• Hywel ap GRONWY
• Iorwerth Swdrgrin ap GRONWY
• Iowerth ap GRONWY FYR ASGWRN  (Montgomerys., Wales)
• Rhun ap GRONWY
• Rhun (Rhyne) ap GRONWY  (Glamorgan 1270? - ?) ;   or: Gwilym (Rhun's son); Baron of CIBWR
• Rhys ap GRONWY
• Rhys ap GRONWY
• Roger (of POWYS) ap GRONWY  (1235? - ?) ;  (Arglwydd WHITTINGTON)
• Tudor Hen ap GRONWY of PENMYNEDD  (? - 1311) ;  Lord of PENMYNYDD; aka Tudur ap GORONWY (ap GRONO)
• Cadwaladr ap GRUFFUDD  (1246? - ?)
• Cadwalladr ap GRIFFITH  (? - 1172) ;  aka Cadwaladr ap GRUFFUDD
• Caradog ap GRUFFUDD
• Cynfyn Hirdref ap GRUFFUDD
• Ednuyfed `Chwith' ap GRUFFUDD
• Ednyfed ap GRUFFUDD
• Evan ap GRUFFYDD FOEL ;  aka Jevan (Ieuan) ap GRUFFUDD
• Gruffudd ap GRUFFUDD
• Gruffudd ap GRUFFUDD FYCHAN ;  aka Gruffudd KYNASTON of STOCKS
• Gruffudd Fychan ap GRUFFUDD
• Gruffydd Foel ap GRUFFYDD ;  aka Gruffudd Voel ap GRUFFUDD
• Gruffydd Vychan ap GRUFFUDD ;  aka Gruffudd Fab ap GRUFFUDD GWYR
• Gruffydd Vychan ap GRUFFUDD
• Hywel ap GRUFFUDD
• Hywel ap GRUFFUDD  (1265? - ?) ;  aka Hwyel ap GRUFFYDD Fab
• Hywel Felyn ap GRUFFUDD
• Iago `Alwe' ap GRUFFUDD
• Ieuan ap GRUFFUDD
• Ieuan ap GRUFFUDD  (1342? - ?)
• Iorwerth ap GRUFFYDD  (? - 1276+) ;  aka Iowerth ap GRIFFRI; ap GRUFFUDD
• Ivor Goch `Gloff' ap GRUFFUDD
• Llywelyn ap GRUFFUDD  (Cardigans.)
• Madoc Crupl (Gloff) ap GRUFFYDD VYCHAN (I)  (? - 1304??) ;  aka Madog Crypl (ap GRUFFUDD FARWN GWYN); of GLYNDYFRDWY; aka Madog ap GRUFFYD MAELOR
• Madog Goch ap GRUFFUDD
• Maredudd ap GRUFFUDD LLWYD
• Meredith ap GRIFFITH  (1229? - ?) ;  aka Maredudd ap GRUFFUDD
• Nest verch IEUAN (ap GRUFFUDD)
• Owain ap GRUFFUDD
• Owain Cyfeiliog (CYFEILIOC) ap GRUFFUDD  (? - 1197?) ;  Prince of Higher Powys
• Owen ap GRUFFUDD
• Philip ap GRUFFUDD  (? - by 1327) ;  aka Philip KYNASTON
• Thomas `Hynaf' ap GRUFFUDD  (? - 1474?)
• Y Mab Einion ap GRUFFUDD FOEL
• Llewelyn ap GRUFFUYD
• Madog ap GRUFFUYD
• Ednyved ap GRUFFYD [his child]
• Griffith I ap GRUFFYD  (? - 1118?) ;  (Llewellyn ?)
• Madoc Crupl (Gloff) ap GRUFFYDD VYCHAN (I)  (? - 1304??) ;  aka Madog Crypl (ap GRUFFUDD FARWN GWYN); of GLYNDYFRDWY; aka Madog ap GRUFFYD MAELOR
• Adda ap GRUFFYDD
• Cadwgan ap GRUFFYDD
• Daffydd (Sir) ap GRUFFYDD  (1227? - 1284) ;  Lord of Denbigh; aka David GRYFFYDD; last Prince of WALES
• Dafydd ap GRUFFYDD
• Dafydd Llwyd ap GRUFFYDD  (1410? - ?)
• Edmund ap GRUFFYDD
• Ednyfed ap GRUFFYDD
• Einion ap GRUFFYDD
• Einion ap GRUFFYDD  (by 1331 - 1380+)
• Elissau ap GRUFFYDD
• Evan ap GRUFFYDD FOEL ;  aka Jevan (Ieuan) ap GRUFFUDD
• Evan Lloyd ap GRUFFYDD
• Gruffudd HIR (ap GRUFFYDD) ;  aka Griffith ap GRIFFITH; (some sources shown him b. ca 1100 and g-grandson of Tewdr Mawr, but this conflicts chronologically)
• Gruffyd Fychan (Vychan; II) ap Gruffudd o'r RHUDDALLT  (1333? - ?) ;  Lord of GLYNDYFRDWY (Arglwydd GLYNDWRDWY); (ap GRUFFYDD LLWYD)
• Gruffydd Feke ap GRUFFYDD
• Gruffydd Foel ap GRUFFYDD ;  aka Gruffudd Voel ap GRUFFUDD
• Gruffydd Goch ap GRUFFYDD
• Gruffydd (Fychan) VYCHAN ap GRUFFYDD
• Gruffydd Vychan I ap GRUFFYDD MAELOR (II)  (1245? - 1289) ;  of Glyndyfrdwy; Lord of Dinas Bran
• Gwilim Fychan ap GRUFFYDD  (? - 1431? Austria) ;  aka Gwillim (ap GRIFFITH) WILLIAMS
• Gwilym ap GRUFFYDD  (? - 1370? (or '89+)) ;  aka Gwillym (Gwyllym) WILLIAMS; poss. aka Griffith II WILLIAMS
• Gwilym ap GRUFFYDD de la POLE
• Gwyn (II) ap GRUFFYDD ap Beli
• Henry Dwnn (DWYN) ap GRUFFYDD DWNN
• Howel ap GRUFFYDD
• Howel ap GRUFFYDD
• Howel (Sir) Y PEDOLAU ap GRUFFYDD
• Hwyel ap GRUFFYDD
• Hwyel ap GRUFFYDD  (? - 1282) ;  (Hywel)
• Hwyel Coetmor ap GRUFFYDD VYCHAN
• Hywel ap GRUFFUDD  (1265? - ?) ;  aka Hwyel ap GRUFFYDD Fab
• Ieuan (Evan) ap GRUFFYDD
• Iorwerth ap GRUFFYDD  (? - 1276+) ;  aka Iowerth ap GRIFFRI; ap GRUFFUDD
• Iowerth ap GRUFFYDD
• Ithel ap GRUFFYDD
• Llewellyn ap GRIFFI ;  (ap GRUFFYDD)
• Llewellyn ap GRUFFYDD
• Llewellyn ap GRUFFYDD
• Llewellyn Ddu `the Black' ap GRUFFYDD
• Llywellyn (II) ap GRUFFYDD  (? - 1282) ;  aka Llewellyn `the Great' ap GRIFFITH; aka Llywellyn III `the Last'; Prince of WALES Y Llyw Gryffydd; (defeated English in Wales)
• Madoc Crupl (Gloff) ap GRUFFYDD VYCHAN (I)  (? - 1304??) ;  aka Madog Crypl (ap GRUFFUDD FARWN GWYN); of GLYNDYFRDWY; aka Madog ap GRUFFYD MAELOR
• Maredudd Ddu ap GRUFFYDD  (1305? - ?)
• Meilir Gryg ap GRUFFYDD
• Meurig Voel ap GRUFFYDD
• Morgan Goch ap GRUFFYDD
• Owain ap GRUFFYDD  (1200? - 1236) ;  (Arglwydd DEAU CYMRU)
• Owain `Glyndwr' ap GRUFFYDD  (1353? - 1414?) ;  aka Owain GLENDOWER (GLYNDWRDWY); led Wales in alliance with York against Lancaster
• Owain ap GRUFFYDD (Lord) de la POLE  (1256? - by 1293) ;  aka Owen ap GRIFFITH; Prince of POWYS or WENWYNWYN
• Owain (Fawr) Gwynedd ap GRUFFYDD  (1100? - 1169) ;  aka Owen Gwinedh; Prince of GWYNEDD, NORTH WALES
• Owain Hen ap GRUFFYDD
• Rees (Sir) ap GRUFFYDD  (1312? - ?) ;  or: Richard STACKPOLE
• Rhirid Voel ap GRUFFYDD
• Rhys ap GRUFFYDD
• Rhys ap GRUFFYDD
• Rhys (II) ap GRUFFYDD  (1132 - 1197) ;  Prince of SOUTH WALES (Arglwydd DEHEUBARTH); `The Lord Rhys'; (famed for campaign against Normans); aka Rhys FYCHAN
• Rhys ap GRUFFYDD  (1173? - 1256?)
• [Rhys ap GRUFFYDD (this Rhys' ancestor)]   Rhys Vychan (Ieuanc) ap RHYS MECHYLL  (? - 1271) ;  aka Resisus VICHAN, Rhys Vaughan
• Rhys ap GRUFFYDD  (? - 1410+)
• Rhys Gethin ap GRUFFYDD VYCHAN
• Robert ap GRUFFYDD  (? - 1334+) ;  (Rotpert)
• Robin ap GRUFFYDD
• Trahearn ap GRUFFYDD
• Tudur Vychan ap GRUFFYDD VYCHAN
• William de la POLE  (1275? - by 1328) ;  aka William (POLE) ap GRUFFYDD
• Llewellyn ap GRUFFYUD
• Madoc ap GRIFFITH MAELOR  (1148? - 1236) ;  aka Madog ap GRYFFYDD Maelor I; Lord of Northern POWYS
• Selyf ap GRYFFYDD  (990? - ?) ;  Lord of Camtref Selyf (CWMMWD)
• Tewdr ap GRYFFYDD ;  King of BRYCHEINIOG
• Tewdr ap GRYFFYDD ;  King of BRYCHEINIOG
• Adda ap GRYFFYUD
  

ap GU ...

• Lou `Hen' (Duke) of GWENT ;  aka Lleu Hen ap GWYDDIEN; aka Louhen map Guidgen (ap GUIDGEN)
• Elisedd (Elisau Eliseg) ap GWYLOG  (695? - 773) ;  aka Elise ap GUILAUC; King of POWYS; the monument `Eliseg's Pillar' still stands in Llantysilio-yn-Ial, Wales
• Deroch (I; Prince) ap GUITOL of DOMNONEE  (400? - ?)
• Llowarth (VYCHAN) ap GURGAN ;  aka Llywarch ap GWRGAN
  

ap GW ...

• Rhodri ap GWAEDDAN
• Cadfarch (Kaduarch) ap GWERNEN ;  (ap GWAEDDGAR ?); Arglwydd Maelor; aka Caidfrch (Cadforch) of WHITTINGTON
• Gwernen (Gwrgenew) ap GWAEDDGAR ;  (Gyrgehan)
• Cyrdrig ap GWAITHFOED  (1015? - ?) ;  aka Cydrych ap GWAETHFOED FAWR
• Neiniad ap GWAETHFOED
• Cynan `Feiniad' ap GWAETHFOLD  (Wales 968 - ?)
• Gweristan ap GWAETHVOED  (954+ - ?) ;  aka Gwerystan (Gwivestan Gwerstan) ap GWAITHFOED; Lord of POWYS
• Tegid (Tegyth) ap GWAIR (ap GWYAR)  (625? - 654?)
• Aydan (Lord) of CARDIGAN ;  aka Aeddan ap GWAITHFOED
• Cydifor ap GWAITHFOED ;  (Cadivor)
• Cynillin ap GWAITHFOED
• Cyrdrig ap GWAITHFOED  (1015? - ?) ;  aka Cydrych ap GWAETHFOED FAWR
• Genellin ap GWAITHFOED
• Gweristan ap GWAETHVOED  (954+ - ?) ;  aka Gwerystan (Gwivestan Gwerstan) ap GWAITHFOED; Lord of POWYS
• Y Bach ap GWAITHFOED
• Morgan GWERNGWY of GWYNEDD ;  (ap ELYSTAN; or ap GWAITHGENAU; ap GWRGENEU)
• Elystan ap GWAITHVOED
• Einion ap GWALCHMAI
• Mathew ap GWALLTER  (Brecons., Wales) ;  aka Matthew ap GWALTLTER WOGAN
• Iorwerth ap GWARIN
• Coel ap GWEIRYDD ;  of YALE
• Gwengy ap GWENDY ;  aka Gwynngy ap GWENDDY
• Hydd Hwgan ap GWENGY ;  aka Cudd
• Gruffydd ap GWENWYNWYN
• Gruffydd ap GWENWYNWYN  (? - 1287) ;  Prince of POWYS; (Arglwydd Powys Uchaf); aka Griffith de la POLE
• Madog ap GWENWYNWYN
• Rhys-Grygg ap GWENWYNWYN  (by 1206 - 1253) ;  Prince of Dynevor
• Cynfyn (Kynuyn) ap GWERISTAN  (990? - 1023 (or '27?)) ;  King of POWYS; aka Cynvyn ap GWYRSTAN (ap GWERYSTAN; BRENIN)
• Cadfarch (Kaduarch) ap GWERNEN ;  (ap GWAEDDGAR ?); Arglwydd Maelor; aka Caidfrch (Cadforch) of WHITTINGTON
• Ynyr ap GWERNEN ;  aka Inyr (Unyr) ap CADFARCH; Arglwydd MAELOR, Lord of MAELORS and WHITTINGTON
• Einydd (Eunydd Eynydh) Gwerngwy of GWYNEDD  (1020? - ?) ;  aka Einudd ap MORIEN; of DYFFRIN CLWYD; ap GWERNWY (ap GWERNGWY)
• Cyngar ap GWERTHEFYR  (515? - ?) ;  aka Cincar map Guortepir; King of DYFED; (ap VOTEPORIX)
• Cynfyn (Kynuyn) ap GWERISTAN  (990? - 1023 (or '27?)) ;  King of POWYS; aka Cynvyn ap GWYRSTAN (ap GWERYSTAN; BRENIN)
• Rhys ap GWERYSTAN
• Thomas ap GWGAWN
• Caradog ap GWGON
• Cydifor ap GWGON ;  Arglwydd GLYNTAWE
• Glannog (Glymawc) ap GWGON  (451? - ?)
• Gosaml ap GWGON ;  Lord (Arglwydd) of COED RHATH
• Gwallter ap GWGON ;  (ap GWOGAN)
• Iorwerth (Lord) of BRNFFENIGL ;  aka Iowerth ap GWYGAN; aka Iorverth ap GWGON
• Llywarch ap GWGON
• Trahaearn (Trahaern) ap GWGON
• Gwidol ap GWIDOLIN (of Britain)  (330? - ?) ;  (Guitaul)
• Arnholt ap GWILIM  (Wales )
• Hugh ap GWILIM
• Llewellyn ap GWILIM
• Madoc ap GWILIM
• Thomas ap GWILIM VACHAN
• Dafydd ap GWILYM  (Monmouths. by 1384 - ?)
• David (Dafydd) ap GWILYM  (1448? - ?)
• Dwywg ap GWILYM
• Einion ap GWILYM ;  Lord of Upper Powys
• Gruffudd Goch ap GWILYM
• Gruffydd ap GWILYM  (1322? - 1405?) ;  aka Griffith of PENRHYN
• Gwilym ap GWILYM
• Gwrwared ap GWILYM
• Henry ap GWILYM [his child]
• Hywel ap GWILYM
• Hywel MELYN ap GWILYM
• John GWYN (ap GWILYM)  (Cibwr 1390? - ?)
• Madog ap GWILYM (o CILSANT)
• Philip Fychan ap GWILYM
• Thomas ap GWILYM (GUILLEM)  (Perth-hir (Monmouths.) 1372? - 1438) ;  (HERBERT)
• William (Gwilim) FYCHAN ap GWILYM  (Penrhyn, Caernarvons., Wales 1415? - 1483?) ;  (of Penrhyn)
• Teon ap GWINEU DEUFREDUDDWYD  (650? - ?) ;  aka Theon o Gegidfa; (of GUILSFIELD)
• David ap GWION LLOYD
• Gwion Benarw ap GWION
• Thomas ap GWION
• Gurganny ap GWIVESTAN ;   or: poss. Gwrgeneu ap EINION; aka Geiganny VYCHAN
• Gwlhafed Fychan ap GWLHAFED
• Ieuan ap GWLHAFED FYCHAN
• Cathen ap GWLYDDIEN (King) of DYFED  (650? - ?) ;  aka Caten (Cathem) ap CLOTEN
• Gwallter ap GWGON ;  (ap GWOGAN)
• Mascuid (Masgwid) GLOFF ap GWRASE ;  aka Mascuidius filius GURGUSTUS; aka Maximilian `the Lame'; King in ELMET (West Yorkshire ?)
• Meirchion GUL ap GWRST (ap GWRASE)  (438? - 535?) ;  King of RHEGED; aka Mairchiongul ap GORWST LEDLUM; `the Lean'
• Doli ap GWRDDOLI of BRITAIN
• Dwfn ap GWRDDWFN of BRITAIN ;  (Dumn)
• Einudd Ednyfed ap GWRDDWFN  (250? - 328) ;  aka Eunydd (Einydd) WLEDIC (King) of EWYAS
• Frwdwr ap GWRFAWR  (380? - ?) ;  of DUMNONIA
• Tudwal ap GWRFAWR  (375? - ?)
• Cain (Cein) ap GWRGAN of BRITAIN ;  aka Ceionius of the BRITONS
• Iestyn (Jestyn) ap GWRGAST  (Glamorgans. 1030 ? - 1093+ Denbighs., Wales) ;  aka Iestyn II (last King/Lord) of GLAMORGAN (MORGANWG); (ap GWRGAN); founded Fourth Royal Tribe of Wales
• Llowarth (VYCHAN) ap GURGAN ;  aka Llywarch ap GWRGAN
• Llywelyn ap GWRGAN
• Meirchion ap GWRGANT  (470? - ?) ;   or: Meurig ap MEIRCHION (Meirchion's son); King of EWYAS; (ap GWRGAN)
• Cerdic ap GWRGANT
• Lestyn ap GWRGANT
• Meirchion ap GWRGANT  (470? - ?) ;   or: Meurig ap MEIRCHION (Meirchion's son); King of EWYAS; (ap GWRGAN)
• Iestyn (Jestyn) ap GWRGAST  (Glamorgans. 1030 ? - 1093+ Denbighs., Wales) ;  aka Iestyn II (last King/Lord) of GLAMORGAN (MORGANWG); (ap GWRGAN); founded Fourth Royal Tribe of Wales
• Iorwerth ap GWRGENAU
• Dafydd ap GWRGENEU
• Gurgan (VYCHAN) VAUGHAN ;  aka Gwrgan ap GWRGENEU FYCHAN
• Gurganny VAUGHAN ;  aka Vaughan VYCHAN; aka Gwrgeneu Fychan ap GWRGENEU
• Gwrgeneu Vychan ap GWRGENEU
• Iorwerth ap GWRGENEU  (1133? - ?)
• Ithel ap GWRGENEU
• Morgan GWERNGWY of GWYNEDD ;  (ap ELYSTAN; or ap GWAITHGENAU; ap GWRGENEU)
• Rhirid FLAIDD ap GWRGENEU  (? - 1207?) ;  Lord (Arglwydd) of PENLLYN
• Alser ap GWRGI
• Jenkin (ap GWRGI) GRANT
• Seisyll ap GWRGI [his child]
• Iorwerth ap GWRGUNON
• Arthfael (II) Hen ap GWRIAD  (785? - ?) ;  King of Morgannwg; (Arthafoel)
• Cadrod ap GWRIAD  (768? - ?)
• Merfyn Frych (Vrych) `the Freckeld' (King) of GWYNEDD  (764? - 844) ;  ap ERTHIL; (ap GWRIAD ?)
• Gwyddno Garahnhir ap GWRIN ;  King of MEIRIONYDD; LONGSHANKS; (relation to same-named 1st King of Strathclyde, q.v. ?)
• Meirchion GUL ap GWRST (ap GWRASE)  (438? - 535?) ;  King of RHEGED; aka Mairchiongul ap GORWST LEDLUM; `the Lean'
• Brydw ap VORTIGERN  (400?? - ?) ;  ap GWRTHEYRN
• Cadeyrn Fendigaid ap GWRTHEYRN  (404? - 447?) ;  aka Catigern `the Blessed'; King of Powys
• Pasgen ap GWRTHEYRN  (406? - ?) ;  (Pascent); King of BUILLT & Gwerthrynion; he or son is possibly Arthur of CAMELOT
• Vortimer Fendigaid ap GWRTHEYRN  (402? - 460?) ;  King of GWERTHEFYRIWG
• Cynhaethwy (Cynhachthwy) ap GWRWARED
• Gwilym ap GWRWARED  (? - 1195+)
• William ap GWRWARED
• Seisyll (Sisillius I) (King) in BRITAIN  (? - 721? BC) ;  aka Seisill (Serwyl Seiryoel) ap GWRWST
• Caradog `Hardd' ap GWRYDR  (1075?? - ?) ;  (Cadrod)
• Ednowen (Ednywain) ap GWRYDR
• Gwaithfoed (Gwaithuoed) ap GWRYDR  (Powys 924? - ?) ;  aka Gwaith Voed I; is he same as Gwaethvoed ap GWYNNAN, q.v. ?; Lord of POWIS & CARDIGAN
• Elgundy ap GWRYSNAD ;  (Elgudy)
• Tegid (Tegyth) ap GWAIR (ap GWYAR)  (625? - 654?)
• Pasgen Buellt ap GWYDDGAN  (685? - ?) ;  (Pascent); (King of BUILTH)
• Lou `Hen' (Duke) of GWENT ;  aka Lleu Hen ap GWYDDIEN; aka Louhen map Guidgen (ap GUIDGEN)
• Idris Gawr ap GWYDDNO  (? - 632+ nr. River Severn) ;  aka Ider (Idrus Iudris) `the Giant' (King) of MEIRIONETH
• Sandde ap GWYDDNO
• Ynyr Farfdrwch ap GWYDDNO
• Iorwerth (Lord) of BRNFFENIGL ;  aka Iowerth ap GWYGAN; aka Iorverth ap GWGON
• Byordderch ap GWYLAWR ;   or: poss. Byordderch's son Iorddwyn
• Tyfodedd ap GWYLFYW of MEILIRION
• Byordderch ap GWYLLAWG
• Elisedd ap GWYLOG ;  King of BRYCHEINIOG
• Elisedd (Elisau Eliseg) ap GWYLOG  (695? - 773) ;  aka Elise ap GUILAUC; King of POWYS; the monument `Eliseg's Pillar' still stands in Llantysilio-yn-Ial, Wales
• Caradog (Caradoc) ap GWYN ;  Prince of WALES; of ARWYSTLI
• Caradog ap GWYN of ARWYSTLI [alt ped]
• Ceri (Keri) Hir Lyngwyn ap GWYN ;  King of ESYLLWG; aka Keriber (Gerein Hir)
• Gollwyn ap GWYN ;  (Colivyn)
• Ifor ap GWYN  (1053?? - ?)
• Llywarch ap GWYN
• Ednyfed ap GWYNNAU ;  aka Edwal Tegonwy ap GWYNAN
• Gwynnau ap GWYNNAWG ;  aka Gwynan ap GWYNAWG Farfysych
• Cuhelyn Fardd ap GWYNFARDD
• Gwylawr ap GWYNFYW
• Gwaethvoed (VAWR) ap GWYNNAN  (933? - ?) ;  prob. same as Gwaethfoed `Fawr' ap Eunydd; (Gweithuoet; Gwaith Voed)
• Gwaithfoed (Gwaithuoed) ap GWRYDR  (Powys 924? - ?) ;  aka Gwaith Voed I; is he same as Gwaethvoed ap GWYNNAN, q.v. ?; Lord of POWIS & CARDIGAN
• Ednyfed ap GWYNNAU ;  aka Edwal Tegonwy ap GWYNAN
• Gwynnau ap GWYNNAWG ;  aka Gwynan ap GWYNAWG Farfysych
• Gwinnan (Gwynnan) ap GWYNNOG
• Cador (Cadwy) ap GWYRLYS  (480? - ?) ;  Duke of CORNWALL
• Cynfyn (Kynuyn) ap GWERISTAN  (990? - 1023 (or '27?)) ;  King of POWYS; aka Cynvyn ap GWYRSTAN (ap GWERYSTAN; BRENIN)
• Meric (Marius Meurig Cyllin) of BRITONS  (65? - 125?) ;   or: Cyllin of SILURIA, q.v.; aka Meurig ap GWYRYDD; King of SILURIA
• Perdur (Peredur) ap GWYRYDD
• Morgenau Ynad ap GWYRYDYR
  

ap HE ...

• Gwrgi ap HEDD MOLWYNOG
• Meuter Fawr ap HEDD
• Gruffydd ap HEILIN ;  aka Griffith of COCHWILLAN
• Gruffydd ap HEILYN ;  aka Griffri (Griffi) ap HEILIN
• Gwion Sais ap HEILIN ;  (ap HELLIRT)
• Llywarch ap HEILIN
• Tudur ap HEILIN
• Gruffydd ap HEILYN ;  aka Griffri (Griffi) ap HEILIN
• Iowerth ap HEILYN
• Rhychwin Farfog (Saint) ap HELIG  (488? - ?)
• Gwion Sais ap HEILIN ;  (ap HELLIRT)
• Ithel Gam ap HEN ITHEL GAM  (1211? - 1237+)
• Griffith ap HENRY [his child]
• Maredydd ap HENRY DWNN  (1362? - ?)
• Cynhaethwy ap HERBERT  (? - 1298+)
• Gwilym ap JENKINS  (Abergavenny ? - 1380??) ;  aka Guillem ap JENKEN; aka William ap HERBERT; Lord of GWARINDDU; Master Sergeant
  

ap HO ...

• Cynwrig ap HOEDLYW
• Alain I ap HOEL (Duke/King) of BRITTANY  (540? - 594?) ;  poss. aka Judhual (Juduael-Alan)
• Hoel (II; FYCHAN) ap HOEL (King) of the BRETONS  (522? - 547?) ;  `the Small'
• Judicael ap HOEL  (602? - 658) ;  poss. aka Iudicael (Saint) ap IUDHAEL King of DOMNONEE; Duke of BRITTANY
• Dafydd ap HOWEL
• David ap HOWEL [his child]
• Einion ap HWYEL ;  (ap HOWEL)
• Evan ap HOWEL
• Evan (Yevan) ap HOWEL  (1233? - ?)
• Goronwy ap HOWEL
• Griffith ap HOWEL
• Gruffydd ap HOWEL
• Gwilym ap HOWEL
• Hwlkin ap HOWEL  (by 1137 - 1169?) ;  (relation to same-named man, q.v., of very different date?)
• Iorwerth ap HOWEL
• Llewelyn ap HOWEL
• Llewelyn ap HOWEL MELYN
• Madog ap HOWEL
• Rhys ap HOWEL
• Aron ap HOWELIGHAN ;  Lord of BIRGHAM; (ap HWYEL FYCHAN)
• Morgan ap HOWELL  (1404? - ?) ;  (WILLIAMS?)
• Roger ap HOWELL [his child]
• Cynvarch ap HOYW
  

ap HU ...

• Owain ap HUW  (1518? - 1613?)
  

ap HW ...

• Daffyd Llwyd ap HWFA
• Gronwy ap HWFA
• Hwfa Gryg ap HWFA
• Iowerth ap HWFA
• Jones ap HWFA
• Mathusalem ap HWFA
• Rhys ap HWFA
• Y Gwion ap HWFA
• Dryffyn ap HWGAN ;  aka Dryffin (Tryffin) ap HYDD HWGAN (ap CUDD)
• Llewellyn ap HWLKIN  (? - 1483+)
• Maredydd ap HWLKIN LLWYD
• Mathusalem ap HWLKIN
• Adda ap HWYEL
• Aron ap HOWELIGHAN ;  Lord of BIRGHAM; (ap HWYEL FYCHAN)
• Caswallon ap HWYEL
• Cwnws ap HWYEL
• Einion ap HWYEL ;  (ap HOWEL)
• Einion ap HWYEL [his child]
• Evan ap HWYEL
• Gruffydd ap HWYEL
• Gruffydd ap HWYEL
• Gwilym ap HWYEL
• Hopkin ap HWYEL FYCHAN
• Hwlkin ap HWYEL  (1380? - ?) ;  (relation to same-named man, q.v., of very different date?)
• Hwyel Fychan (II) ap HWYEL ;  (ap HYWELL)
• Hwyel Vychan ap HWYEL  (1300? - ?)
• Ithel ap HWYEL
• Llewellyn ap HWYEL
• Llewellyn ap HWYEL
• Llewellyn ap HWYEL
• Madog ap HWYEL FELYN
• Richard ap HWYEL
• Tudur ap HWYEL
• Yevan ap HWYEL [alt ped]  (1235? - ?)
  

ap HY ...

• Dryffyn ap HWGAN ;  aka Dryffin (Tryffin) ap HYDD HWGAN (ap CUDD)
• Llywarch ap HYFAIDD  (867? - 904?) ;  King of DYFED; (ap HYMEID)
• Caradog ap HYWEL
• Cynwrig ap HYWEL
• Daffyd GOCH ap HYWEL FYCHAN
• Einion (Eynon) ap OWAIN  (930? - 984) ;  Prince of SOUTH WALES; aka Einion ap HYWEL
• Gruffud ap HYWEL  (1146? - ?)
• Gwgon ap HYWEL
• Gwilym GAM ap HYWEL
• Gwrgeneu ap HYWEL ;  poss. Lord of CAER
• Hywel Fychan ap HYWEL
• Hywel Vychan ap HYWEL
• Ieuan ap HYWEL
• Ieuan (Jevan) GWYN ap HYWEL MELYN
• Ithel Aurgledde ap HYWEL
• Llewellyn (o'r Cwmwd) ap HYWEL HEN
• Llewelyn ap HYWEL
• Llewelyn ap HYWEL Fychan  (1344? - ?)
• [Llywelyn ap HYWEL (poss. Llywelyn's grandfather, q.v.)]   Llywelyn ap MAREDUDD ;   or: Llywelyn ap HYWEL (poss. Llywelyn's grandfather, q.v.)
• Llywelyn ap HYWEL
• Maredudd ap HYWEL  (? - 1352+)
• Morgan ap HYWEL
• Owain a DHA (ap HYWEL DHA)  (913? - 988?) ;  (Owein Owen Ywain); King of SOUTH WALES
• Owain (I) ap HYWEL  (850? - 926?) ;  King of GLAMORGAN; of GWENT
• Philip Ddu ap HYWEL  (1138? - ?)
• Rhys ap HYWEL
• Rhys ap HYWEL  (? - 1328)
• Rhys ap HYWEL FYCHAN
• Rhys ap HYWEL [alt ped]
• Watkin ap HYWEL
• William ap HYWEL  (? - 1286+) ;  aka Will'mus fil. Howeli
• Ynyr ap HYWEL
• Hwyel Fychan (II) ap HWYEL ;  (ap HYWELL)
• Meurig (of RADUR) ap HYWELL
• Rhys ap HYWELL  (Carmarthen, Wales 1194? - ?)
  

ap IA ...

• Cynfelyn ap IACEU [his child]
• Cadfan (Cadvan Katuan Catamanus) ap IAGO  (569+ - 617?) ;  King of GWYNEDD; tombstone survives at Llangadwaladr
• Conan (Cynan) ap IAGO  (1014 - 1060? Anglesey) ;  Prince of NORTH WALES (GWYNEDD)
• Einion ap IAGO
• [Cuhelyn ap IARDDUR]   Cuhelyn (Cyhelyn Kuhelyn) ap IFOR (of Builth) ;  or: Cuhelyn ap IARDDUR
• Madog ap IARDDUR
• Madog Ddu ap IARDDUR
• Perfarch ap IARDDUR
• Iorwerth ap IARDURR
• Nathen ap JAFETH (Lord) of BRNFFENIGL ;  aka Inethan (Nethan Methan) ap IASEDD (ap IASSEDD)
  

ap ID ...

• Meurig (Iddon) ap IDDIG
• Brochfael ap IDDON  (690? - 740?) ;  Sub-king of Dunoding
• Cyfnerth ap IDDON
• Dyfnaint ap MEURIG ;  (ap IDDON)
• Ithel ap IDWALLON  (Wales) ;  aka Ithel V `Ddu' ap IDIOALLON; King of Glamorgan
• Cadwr Wenwyn (ap IDNERTH; King) of BUILTH ;  aka Kador Gwenweun, Cadivor
• Ednyfed ap IDNERTH  (1052? - ?)
• Gwgon (Gwgawn) (Lord) of BRNFFENIGL ;  aka Gwygan ap IDNERTH
• Iorwerth ap IDNERTH
• Lleys (Lles) ap IDNERTH
• Madog ap IDNERTH  (1056? - 1140?)
• Meurig ap IDNERTH  (510? - ?) ;  (Meuprit); King of Buillt & Gwerthrynion
• Owain ap IDNERTH
• Perydr ap IDNERTH
• Iswalter ap IDRIS ARW ;  (Ussa)
• Swalda ap IDRIS  (595? - ?) ;  King of MEIRIONYDD
• Iago ap IDWAL  (908? - ?) ;  (confused with same-named King of Gwynedd, q.v., born about 60 years later?)
• Iago (II; III) ap IDWAL (King) of GWYNEDD  (974? - 1039) ;  Prince of NORTH WALES
• Meurig (Meyric Meutig) ap IDWAL  (917? - 986) ;  Prince of GWYNEDD
• Rhodri (MOLWYNOG) ap IDWAL  (690? - 754?) ;  aka Rodri Maelwynawc
• Rhun (Run) ap IDWAL  (? - 613) ;  Under-king in Wales
• Ithel ap IDWALLON  (Wales) ;  aka Ithel V `Ddu' ap IDIOALLON; King of Glamorgan
• Rhiwallon ap IDWALLON  (600? - ?) ;  King of BRYCHEINIOG; (poss. fabricated genealogy)
  

ap IE ...

• Caradog ap IESTYN ;  Lord of AFAN
• Gruffydd (Griffith) ap IESTYN
• Madog ap IESTYN ;  aka Madoc (Lord) of RUTHIN
• Rhydd ap IESTYN
• Rhydderch ap IESTYN  (? - 1033?) ;  Prince of DEHEUBARTH
• Ysbwys `y Garthen' ap IESTYN
• Einion ap IEUAF
• Griffri ap IEUAF
• Hywel ap IEUAF ;  (Hwyel)
• Hywel ap IEUAF  (Radnors., Wales)
• Iorwerth ap IEUAF
• Mardudd ap IEUAF
• Cadwgan Vychan ap IEUAN
• Dafydd ap IEUAN
• Dafydd ap IEUAN  (Blaenbradach)
• Goronwy ap IEUAN
• Gruffudd Foel (Sir) ap IEUAN  (1258?? - ?)
• Gruffudd Gryg ap IEUAN
• Gruffydd Goch ap IEUAN
• Hwyel ap IEUAN
• Hwyel ap IEUAN [his child]
• Hwyel Vychan ap IEUAN
• Hywel Fychan ap IEUAN
• Ieuan Fychan ap IEUAN
• Iowerth ap IEUAN
• Jenkin ap IEUAN [alt ped]
• Jenkin ap IFAN ;  (ap IEUAN)
• Llywelyn ap IEUAN  (1341? - ?)
• Madog ap IEUAN  (? - 1416+)
• Madog ap IEUAN LLOYD
• Madog Danwr ap IEUAN ;  Lord of LLANGURIG
• Maredudd ap IEUAN
• Mathew ap IEUAN  (1365? - 1419+?) ;  (ap JEVAN; ap EVAN)
• Nefydd Hardd `the Fair' ap IEUAN ;  Lord of Nant Conwy; (foster father to Idwal Prince of North Wales, who was supposedly killed at Nefydd's order, after which Nefydd and ....
• Rhydderch ap EVAN LLWYD ;  aka Rhydderch ap IEUAN LLWYD
• Rhys ap IEUAN
• Rhys Ddu ap IEUAN SAIS
• Thomas ap IEUAN [his child]
• Watkin ap IEUAN
• William ap IEUAN of MOLD
• Meredydd (Meredith) ap IEVAN  (1459? - 1526) ;  (ap EVAN; ap JEVAN)
  

ap IF ...

• Dafydd ap IFAN ;  Constable of HARLECH Castle
• Hwyel ap IFAN
• Ifan Vychan ap IFAN
• Jenkin ap IFAN ;  (ap IEUAN)
• William ap IFAN
• William ap IFAN [his child]
• Adam ap IFOR
• Cuhelyn (Cyhelyn Kuhelyn) ap IFOR (of Builth) ;  or: Cuhelyn ap IARDDUR
• Gruffudd ap IFOR
• Gruffudd ap IFOR BACH  (? - 1211?) ;  Arglwydd (Lord of) SENGHENYDD
• [Gwilym ap IFOR]   Gwilym ap LLEWELLYN ;   or: Gwilym ap IFOR
• Gwrgan ap IFOR  (1083?? - ?) ;  (Gwgan)
• Llywelyn ap IFOR  (Carmarthen, Wales 1282? - ?) ;  aka Llewellyn ap IVOR
• Meurig ap IFOR
• Philip ap IFOR ;  Lord of Iscoed (Arglwydd ISCOED CARDIGAN); (ap IVOR)
  

ap IN ...

• Edryt ap NATHEN (Prince in Wales)  (999? - ?) ;  aka Edryd (Edred) ap INETHAN
  

ap IO ...

• Paen HEN ap IOE
• Iudwal ap IONAS (King) of DOMNONEE  (535? - 590?) ;  (Judhual)
• Ynyr ap IONAS [his child]
• Arthafad ap LLOP ;  (ap IOP ?)
• Cadwgon ap IORWERTH
• Cynawg (Cynog) MAWR (ap IORWERTH) of ARWYSTLI
• Cynddelw ap IORWERTH
• Cynwrig ap IORWERTH
• Dafydd ap IORWERTH
• Dayfdd ap IORWERTH
• Dolffyn ap IORWERTH
• Ednyfed ap IORWERTH
• Elise ap IORWERTH  (1229? - 1277+)
• Goronwy ap IORWERTH
• Gruffudd ap IORWERTH
• Gruffudd ap IORWERTH
• Gruffudd ap IORWERTH ;  (ap JERWERTH); poss. aka Gruffydd ap CADIVOR
• Gruffudd ap IORWERTH GOCH  (? - 1221?) ;  Arglwydd SUTTON
• Gruffuyd ap IORWERTH
• Gruffydd ap IORWERTH  (? - 1308+)
• Hwfa ap IORWERTH
• Hwfa ap IORWERTH
• Hywel `Caerllion' ap IORWERTH  (? - 1184+)
• Hywel ap IORWERTH FYCHAN
• Idnerth (ap IORWERTH HIRF) of POWYS
• Iorwerth ap IORWERTH
• Iorwerth Fychan ap IORWERTH
• Iorwerth Fychan ap IORWERTH
• Kendrig ap IOWERTH (Lord) of BRNFFENIGL ;  aka Cynwrig (Cynwrig) ap IORWERTH
• Llewelyn Fawr (Prince) of GWYNEDD  (Dolyddelan 1173? - 1240 Caernarvons.) ;  aka Llywelyn `the Great'; Prince of WALES; Llywelyn ap IORWERTH (ap JORWETH) of NORTH WALES
• Llowdden Hen ap IORWERTH
• Llywarch `Goch' ap OIORWERTH  (1139? - ?) ;  Lord of RHOS; aka Llywarch (HWYLLBRWRCH) HWLBWRCH (ap IORWERTH), or Llywarch Goch ap LLYWARCH HWYLLBRWRCH
• Madog ap IORWERTH
• Madog ap IORWERTH  (? - 1305+)
• Madog ap IORWERTH GOCH  (Denbighs., Wales)
• Madog Goch ap IORWERTH
• Maredudd ap IORWERTH
• Rhirid ap IORWERTH
• Thomas ap IORWERTH
• Trahaearn ap IORWERTH (Lord) of GARTHMAEL ;  (made Lord by Prince of Powys for his valor); aka Trahaiarn
• Trahaearn ap IORWERTH HILFAWR  (971?? - ?)
• Tudur ap IORWERTH
• Caradog ap IOUANWAL  (780? - 830?) ;  Sub-king of DUNODING
• Adda ap IOWERTH [his child]
• Cadwgon ap IOWERTH
• Cynwrig ap IOWERTH
• Cynwrig ap IOWERTH
• Dafydd Llwyd ap IOWERTH Y PENWYN  (? - 1343+ )
• Ednyfed ap IOWERTH
• Ednyfed GAM ap IOWERTH VOEL
• Einion ap IOWERTH [his child]
• Evan ap IOWERTH GOCH ;  aka Jevan ap JERWERTH
• Goronwy Llwyd ap IOWERTH
• Gruffydd ap IOWERTH
• Gwrgeneu ap IOWERTH
• Hwyel ap IOWERTH
• Hwyel ap IOWERTH VYCHAN
• [Iowerth ap IOWERTH]   Iorwerth ap EINOIN ;   or: poss. Iowerth ap IOWERTH; aka Iowerth ap EINION
• Iowerth Ddu ap IOWERTH
• Iowerth Voel ap IOWERTH  (? - 1313+)
• Iowerth Vychan ap IOWERTH
• Iowerth Vychan ap IOWERTH  (1233? - 1270+)
• Kendrig ap IOWERTH (Lord) of BRNFFENIGL ;  aka Cynwrig (Cynwrig) ap IORWERTH
• Llewellyn ap IOWERTH
• Llewellyn ap IOWERTH ;  Arglwydd BEULLT
• Madog ap IOWERTH ap Madog ap Ieuan Lloyd
• Madog Llwyd ap IOWERTH
• Maredydd ap IOWERTH
• Robert ap IOWERTH [his child]
• Robert ap IOWERTH  (? - 1339+) ;  (Rotpert)
• Trahairn ap IOWERTH
  

ap IS ...

• Podgen Hen `the Old' ap ISAAG  (600? - 650?) ;  Sub-king of DUNODING
• Brochwael ap ISWALTER
  

ap IT ...

• Bleddyn ap ITHEL ANWYL  (? - 1350+)
• Bleddyn ap ITHEL LLWYD
• Cynwrig Sais ap ITHEL
• Cynwrig Sais ap ITHEL FYCHAN  (? - 1345+)
• Dafydd ap ITHEL
• Ednywain ap ITHEL
• Einion ap ITHEL  (1337? - ?)
• Einion ap ITHEL [his child]
• Enir Fardd ap ITHEL
• Gwrgan (Gwrgant; II; IV) ap ITHEL  (? - 1042?) ;  King of GLAMORGAN
• Hoedlyw ap ITHEL
• Hwfa ap ITHEL FELYN
• Ithel Fychan ap ITHEL GAM (o TEGAINGL) ;  aka Ithel Vychan ap ITHEL GAN; (with three Ithels in a row there is some confusion: we show just one variation); Lord of ENGLEFIELD; Lord of MOSTYN
• Ithel Fychan ap ITHEL LLWYD  (? - 1320+)
• Ithel Llwyd ap ITHEL  (? - 1254+)
• Madog ap ITHEL
• Meuric (Lord) of GWENT ;  aka Merrick ap YTHEL, Meurig ap ITHEL
• Rhys (I) ap ITHEL  (709? - ?) ;  King of Glamorgan (Gwent, Glywysing)
• Trahaearn ap ITHEL
• Tudur ap ITHEL VYCHAN  (1316? - ?)
• Gwyrydd (Gweyrydd) ap ITHON
  

ap IU ...

• Judicael ap HOEL  (602? - 658) ;  poss. aka Iudicael (Saint) ap IUDHAEL King of DOMNONEE; Duke of BRITTANY
• Iudhael ap IUDWAL (King) of DOMNONEE