The PEDIGREE of
Brian (I) Cathan an Duin O'NEILL

     King of ULSTER; aka Brian II (King & 184th MONARCH) of IRELAND

     Born:   ?   Died:  16 May 1260     k. at Battle of Downpatric


HRH Charles's 22-Great Grandfather.       PM Churchill's 17-Great Grandfather.       Poss. Jamie's 19-Great Grandfather.

 Wife/Partner:       Jill (of ARGYLL) MacDUGALL
 Child:       Domnall (King of ULSTER) O'NEILL
_______________________________________________________________________________________ 
/-- Domnall an tOgdhamh O'NEILL of U.   +==&=> [ 255 ,,pD,&]
/-- Flaithbertach O'NEILL (King) of ULSTER
/-- Conchobar O'NEILL (King) of ULSTER
/  \-- poss.  Osybd (Princess) of OSSORY
/-- Tadhg Glinne O'NEILL
/-- Muircheartach Muighe O'NEILL  (? - 1160?)
/-- Aedh Macaemh O'NEILL  (? - 1177?)
/-- Niall Ruadh O'NEILL (King) of ULSTER  (? - 1223?)
/-- Eochucan (Eochogan) O'NEILL   +==&=> [ 244 ,,qD,&]
/-- Aed (Aedh; III) MacEOCHOCAIN (47th King) of ULSTER
/  \-- Inderb ingen MAEL DUIN (O'NEILL)   +==&=> [ 244 ,,qD,&]
/-- poss.  Matudan (II) MacAEDA (King) of ULSTER   (guess)
/  \-- Barrdub ingen LETHLOBAIR   +==&=> [ 233 ,,qD,&]
\-- (NN) ... (NN) of OSSORY
/   / ( some missing generations)
- Brian (I) Cathan an Duin O'NEILL
/-- Aed Ua CONCHOBAIR   +==&=> [ 255 ,,ptD,&]
/-- Ruaidri (I) UA CONCHOBAIR
/-- Turlough (Toirdealbach Mor) O'CONNER
/  \-- Mulrooma MacDERMOTT
/-- Cathal (VI; 70th King of CONNAUGHT) O'CONOR
/ or: poss. Roderick O'CONNOR
/-- Mulroona MacDERMOTT   +====> [ 6]
\-- prob.  Dubhcola MacDERMOTT
/   / OR: Talcina O'MELAGHLIN   +==&=> [ 255 ,,qD,&]
\-- Nuala (of CONNAUGHT) O'CONOR
/-- Toirrdelbach (Turlough) macDiarmata O'BRIEN   +==&=> [ 255 ,,ptD,&]
/-- poss.  Donnell (Donal) Mor O'BRIEN
\-- Sadb MacGILLAPATRICK   +==&=> [ 255 ,Gc,t,&]
/   / or: poss. Raghnait FOGHARTIE
\-- poss.  Mor O'BRIEN
/-- Dermod (IV; na Gall) MacMORROUGH   +==&=> [ 255 ,,qD,&]
\-- poss.  Urlachan of LEINSTER  (1142? - ?)
/-- Cu Chocriche O'MOORE (King) of LEIX   +==&=> [ 255 ,,qD,&]
\-- prob.  Cacht (of LEIX) O'MOORE
/ or: poss. Dearvorgala O'MOORE
/ OR: poss. More O'TOOLE (UA TUATHAIL)   +==&=> [ 255 ,,ptD,&]
 

 
  His 3-Great Grandchildren:       Nial Garve O'DONNELL   ;   Eoghan (Eogan Owen) O'NEILL
 
  His 7-Great Grandchildren:       Brian MacPhelim O'NEILL   ;   Hugh McPhelim Baccach O'NEILL   ;   Hugh McManus (Sir; 23rd Chief of Tyrconnell) O'DONNELL   ;   Mary (of Tyrone) O'NEILL   ;   Matthew (Feardorchadh) O'NEILL
 

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