Our common ancestors - Fitzgerald - Contents

O'Neill

• References:
  • O'NEILL OF CLANNABOY in [Burkes Peerage]
  • O'NEILL OF SHANE’S CASTLE in [Burkes Peerage]
  • O'NEILL in [Burkes Extinct]

  • Table 2 in [Moncreiffe, 1982]
  • The Great O'Neill, Sean O'Faolain, 1942.

The pagan Niall of the Nine Hostages (see here), High King of Ireland and Tara, died maybe around 450 AD, is generally considered the historical start of the Irish Royal line.
For some discussion, see here. His descent from Milesius is legend.

Niall of the Nine Hostages is ancestor in male line of:

Brian O'Neill, King of Ulster,
last High King of Ireland,
died 1260.

ancestor in male line of:

Con Mor O'Neill, King of Ulster,
mar Eleanor Fitzgerald [descendant of Edward I and of Aoife Mac Murrough],
died 1493, had issue:

Con Baccach O'Neill, 1st Earl of Tyrone, King of Ulster,
had illegitimate issue:

Matthew O'Neill,
had issue:

1. The rebel Hugh O'Neill, 2nd (or 3rd) Earl of Tyrone,
   regarded as the last King of Ulster, and hence the last native king in Ireland,
   regarded by some as High King of Ireland,
   eloped 1591 with Mabel Bagenal,
   died Rome, 1616.

Niall of the Nine Hostages is ancestor through female line of:

Arthur O'Neill,
mar Annabel Crewe-Milnes [descendant of Henry VII] and had issue:

1. Mary O'Neill,
   mar Derick Gascoigne and had issue:
   1. Bamber Gascoigne, born 1935, author and TV presenter,
      presenter of University Challenge 1962-87.

2. Terence O'Neill, born 1914,
   Prime Minister of Northern Ireland, 1963-69.

---

• Earl of Tyrone

• O'Neill
• O'Neill
• O'Neill
• Apparently there are still male-line descendants living. This makes O'Neill the oldest family in Europe.