The PEDIGREE of
(NN) ... (NN) O'RIAGAIN of MEATH

     many missing generations; (DNA EVIDENCE)

    Note: There are two historic O'Riagain families known in ancient Ireland. The President is most likely descended from the family of Meath which probably had the R1b-L21-CTS4466 haplogroup. The other family, of Thomond, probably had the I-L39 haplogroup.


Poss. U.S. President [REAGAN]'s 8-Great Grandfather.

 Wife/Partner:       ?
 Possible Child:       (NN) O'RIAGAIN
 Alternative Father of Possible Child:       poss. (NN) ... (NN) O'RIAGAIN of THOMOND
________________________________________________________________________________________________ 
/-- Muireadeach Tirech M.   +==&=> [ 222 ,,qD,&]
/-- Eochaid (Eochu) Mugmedon of IRELAND
| OR: source: Niall Modal ...   +=====>
/  \-- Muireann ingen FIACHAIDH   +====> [ 4]
/-- Niall Noigiallach MacECHACH
\-- Cairenn Chasdubh of B.   +====> [ 1]
/   | or: Eyvindr of MUMHAN
/-- Eoghan (Eogan Owen) Find MacNEILL
\-- Rignach ingen MEADAIB   +==&=> [ 218 ,,qD,&]
| OR: Ine ingen DUBTHAIG   +====> [ 2]
/   | or: Indiu ingen LUGDACH, q.v.
/-- Muireadhach MacEOGAN (King?)
/  \-- Indorb (Marb) FIND
/-- Angus Mor MacERC
| OR: prob. source R-A1333 y-Haplogroup   +=====>
/-- Erc MacECHACH of DALRIADA   +====> [ 230 ,,q,&]
/-- Loarn Mor (King) of DALRIADA
| OR: poss. Loarn Mor MacEOCHAID of D.   +==&=> [ 230 ,,qD,&]
/  \-- Misi (Mist)
\-- Earca ingen LOAIRN (Princess) of DALRIADA
/-- poss.  Angus MacROMAICH   +====> [ 223 ,,q,&]
\-- prob. not  Eochaid of PICTS, sister of
/   \-- poss.  Romaich, sister of   +====> [ 223 ,,q,&]
/-- Fergna MacANGUS
/-- Riagan MacFERGNA
/-- (NN) ... (NN) O'RIAGAIN
/   | ( many missing generations)
/-- poss.  Mathghamhain O'RIAGAIN (King of BREAGH)
/-- (NN) ... (NN) O'RIAGAIN, Lords of South Breagh
/   | ( several missing generations)
- (NN) ... (NN) O'RIAGAIN of MEATH
\-- ?
 

 
  His (poss.) 2(+)-Great Grandchild:       Michael REAGAN
 
  His (poss.) 6(+)-Great Grandchild:       Maureen Elizabeth REAGAN
 

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FabPed Genealogy Vers. 83   ©   Jamie, 1997-2017