The Septs of Inishowen & Donegal
The Major Septs of Donegal Keating's Genealogies
O'Hart's Irish Pedigrees 


     Nial of the Nine Hostages
     High King  +405
      |______________________________________________________
      |                                                      |
     Eoghan (Owen)                                          Conal Gulban
      |____________________________                          |
      |            |               |                         |
     Muireadhach  Fearghus        Feilim                    Fergus Ceanfada
      |            |               |                         |
      |          O Maolfabhail   O Duibhdhiorma)             |
      |          (O'Mullfall)    MacDermott-O'Diorma         |
      |          Cenél Fearghusa                             |
      |____________________________________                  |
      |                      |             |                 |
     Muircheartach          Maoin         Feradaigh         Seadnach                                                
      |                    (O'Gormley)    (O'Brollaghan)     |________________________________________
      |                    (Cenel Maoin)                     |                                        |
     Domhnall Illchealgach                                  Fergus                                   Ainmireach
      |                                                      |                                        |
      |                                                      |                                        |
     Aodh Uairiodhnach                                      Lughach                                  Aedha
      |                                                      |                                        |_______________
      |                                                      |                                        |               |
     Maoilfithrigh                                          Ronan                                    Maoil cobha     Domnall
      |                                                      |                                        |               |
      |                                                      |                                        |               |
     Maolduin                                               Garbh                                    Ceallaigh       Aengusa  
      |                                                      |                                        |               |
      |                                                      |                                        |               |
     Fearghal                                               Ceannfola                                Domnall         Loinsig
      |                                                      |                                        |               |
      |_______________________                               |________________                        |               |
      |                       |                              |                |                       |               |
     Niall Frasach           Conchubhar                     Maolduin         Fiamahain               Donchadh        Flaithbertach
      |                      O Cathain                       |                |                       |               |
      |                      O'Kane                          |                |                       |               |_________________      
      |                      L'Derry County                  |                |                       |               |                 |
     Aodh Oirndidhe          Clan Conor of                  Arnall           Maenguile               Ruaidhri        Mail bresail      Canannan                                                        |                |                       |               |               (O'Cannanan)
      |                      Magh Ith                        |                |                       |               |                (O'Canannan)
     Niall Caille                                           Ceannfola        Dochartaigh             Ruarcain        Murchadha
      |                                                      |               (O'Dochartaigh)          |               |
      |                                                      |               (MacDavid)               |               | 
      |                                                      |               (MacAilin)               |               |
     Aodh Fionnliath                                        Muircheartach                            Gallcubhair     Maoil doraidh
      |                                                      |___________                           (O'Gallagher)    (O'Muldoraidh)
      |                                                      |           |                                           (MacGilfinen)
     Niall Glundubh                                         Dalach      Bradagain                                    
      |                                                      |           |_______________          
      |                                                      |           |               |
     Muircheartach 'of the Leather Cloaks'                  Eignechan   Baighill        Gillbride
      |_______________________________                       |          (O'Boyle)       (MacGilbridy)
      |                               |                      |
     Domnall 'of Armagh'             Aedh                   Domhnall
      |                        (Clann Aodha Buidhe)         (O'Donnell)
   (MacLochlainn, Ó Neill,      (According to Keating)
    MacSweeney)