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Flaithbheartach (a 970)
1. Maolculair
  A. Moriach Mor O'Flaherty "first in this family that assumed this sirname"
  i. Ruadhri (Roger)
  a. Hugh
  (1) Muireadach
  (A) Hugh
  (i) Roger
  (a) Murtagh
  ((1)) Donal O'Flaherty

 

 

Amhailgadh
1. Philip
  A. Aodh
  i. Patrick MacHugh
  a. Giolladubh (Gillduff)
  (1) Neal
  (A) Edmond
  (i) Cormac
  (a) John MacHugh
2.+ 4 other sons

 

 

Donal MacMahon
O'Hart reports that Donal was the "first in this family that assumed this sirname".
1. Cu-Casil
  A. Donoch
  i. Niall
  a. Aodh (or Hugh)
  (1) Maghghamhuin
  (A) Manus
(i) Niall
  (a) Maghghamhuin
  ((1)) Eochaidh
  ((A)) Rodolph
  ((i)) Eoachaidh
  ((a)) Brian Mor
  (((1))) Ardghul
  (((A))) Ruadhri (or Roger) MacMahon
  (((B)))+ 8 other sons
  B. Murtagh

 

 

Carioll, "Colla Uais" ("Colla the Noble", 121st Monarch)
1. Eoachaidh
  A. Earc (or Eachach)
  i. Carhtann
  a. Earc
(1) Fergus
  (A) Gothfrith
  (i) Main
  (a) Niallgus
  ((1)) Suibhneach
  ((A)) Meargach (Ineargach)
  ((i)) Solamh (or Solomon)
  ((a)) Giolla Adhamnan = Orila Dumnan or Gilledomnan
  Giolla was grandfather of the famous Somerled (a 1140), ancestor of the MacDonald Lords of the Isles.
  b. other issue - Muirsadhach, Forgo, Olioll, Laoghaire, Tren, St. Stersa
  O'Hart reports that "from the last five (sons) of whom many saints are descended".
2. Roghain ancestor of Rowan, etc.
3. Fiachra Tort ancestor of O'Flinn, Gurney, O'Casey, etc.

Main source(s):
(1) For upper section : 'Irish Pedigrees' (John O'Hart, 1892 (5th edition), vol 1, 'O'Flaherty, Princes of Iar (or West) Connaught', p652)
(2) For 2nd section : 'Irish Pedigrees' (John O'Hart, 1892 (5th edition), vol 1, 'MacHugh of Ulster', p542+)
(3) For 3rd section : 'Irish Pedigrees' (John O'Hart, 1892 (5th edition), vol 1, 'MacMahon (No. 1), Lords of Farney, County Monaghan', p550+)
(4) For lower section (uploaded 16.05.25) : 'Irish Pedigrees' (John O'Hart, 1892 (5th edition), vol 1, 'MacDonnell (No. 1), Of Antrim', p527+)
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