The PEDIGREE of
Ifor ap SEFERUS (of Builth)

     (ap SEFERWS)

Poss. HM George I's 21-Great Grandfather.       Poss. HRE Ferdinand I's 17-Great Grandfather.       Poss. HRE Charles VI's 21-Great Grandfather.       U.S. President's 22-Great Uncle.       PM Churchill's 30-Great Uncle.       Poss. Agnes Harris's 20-Great Grandfather.       Poss. `Osawatomie' Brown's 24-Great Grandfather.

 Wife/Partner:       Isabel verch TRYFFYN
 Child:       Cuhelyn (Cyhelyn Kuhelyn) ap IFOR (of Builth)
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/-- Iorwerth HIRFLAWDD of ARWYSTLI of P.   +====> [ 177 ,,xBD,&]
/-- Idnerth (ap IORWERTH HIRF) of POWYS
/  \-- prob.  Arianwen of BRYCHEINIOG   +====> [ 176 ,,x,&]
/-- Cadwr Wenwyn (ap IDNERTH; King) of BUILTH
/-- Cawdr ap CAWDR WENWYN  (857? - ?)
/-- Seferus (King) of BUILTH  (by 882 - ?)
/  
- Ifor ap SEFERUS (of Builth)
\   /-- Rhys (II) ap ARTHFAEL   +====> [ 191 ,,pBD,&]
/-- Hywel (II) ap RHYS  (830? - 885?)
/-- Owain (I) ap HYWEL  (850? - 926?)
/  \-- poss.  Lleucu
/-- Morgan Hen Fawr ap OWAIN  (874? - 974?)
\  /-- Rhodri `the Great' (MAWR) ap MERFYN   +====> [ 189 ,,p,&]
\-- Elen verch RHODRI  (850? - ?)
\  | or: poss. Nest (Elen's half-sister ?)
/   \-- (NN), a mistress
\-- Lleigy (Lleucu) verch MORGAN  (919? - ?)
\   /-- Cynfelyn ap IACEU
/-- Enflew ap CYNFELYN
\-- Lleigy (Lleucu) verch ENFLEW  (900? - ?)
\  /-- Eliffer ap GRONWY   +====> [ 182 ,,xBD,&]
\-- Adwent verch ELIFFER
 

  His (poss.) Great Grandchildren:       Angharad verch ELYSTAN GLDDRYD   ;   Cadwgon (Kadogawn) ap ELYSTAN
 

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