Descendancy for Brian MacMahon, King of Oriel: Genealogy of the Bryan and Martin Families

Genealogy of the Bryan and Martin Families

- 1372

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1 Brian MacMahon, King of Oriel ^[1] d. 1372
- unknown d. cir 1375
  - 2 Beanmidhe MacMahon ^[1.1] d. 1386
    - Niall Mor, King of Ulster d. 1394
      - 3 Niall Og, King of Ulster ^[1.1.1] d. 1403
        
        Una O'Neill d. cir 1405
        
        4 Eoghan O'Neill ^[1.1.1.1] d. 1456
        
        Catairiona MacMahon d. cir 1460
        
        5 Henry O'Neill ^[1.1.1.1.1] d. 1489 [ =>]