Descendancy for Niall Og, King of Ulster: Genealogy of the Bryan and Martin Families

Genealogy of the Bryan and Martin Families

- 1403

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1 Niall Og, King of Ulster ^[1] d. 1403
- Una O'Neill d. cir 1405
  - 2 Eoghan O'Neill ^[1.1] d. 1456
    - Catairiona MacMahon d. cir 1460
      - 3 Henry O'Neill ^[1.1.1] d. 1489
        
        Gormfhlaith Kavanaugh d. cir 1490
        
        4 Conn Mor O'Neill ^[1.1.1.1] d. 1493
        
        Eleanor Fitzgerald d. cir 1495
        
        5 Conn Bacach O'Neill ^[1.1.1.1.1] d. 1559 [ =>]