Niall Mór O'Neill ( Irish: ''Niall Mór Ó Néill'') was a lord of Clandeboye in

medieval Ireland Ireland in the Middle Ages may refer to: * History of Ireland (400–795), Ireland in the early Middle Ages * History of Ireland (795–1169), Ireland in the high Middle Ages *History of Ireland (1169–1536), Ireland in the late Middle Ages See ...

. He succeeded his father, Conn O'Neill, to the lordship after his death in 1482. He reigned until his own death in 1512, after which he was succeeded by his son Hugh O'Neill. O'Neill's nickname ''Mór'' meant "great". O'Neill's chief residence was at Edenduffcarrick on the shore's of

Lough Neagh Lough Neagh ( ; ) is a freshwater lake in Northern Ireland and is the largest lake on the island of Ireland and in the British Isles. It has a surface area of and is about long and wide. According to Northern Ireland Water, it supplies 4 ...

in modern-day

County Antrim County Antrim (named after the town of Antrim, County Antrim, Antrim, ) is one of the six counties of Northern Ireland, located within the historic Provinces of Ireland, province of Ulster. Adjoined to the north-east shore of Lough Neagh, the c ...

Northern Ireland Northern Ireland ( ; ) is a Countries of the United Kingdom, part of the United Kingdom in the north-east of the island of Ireland. It has been #Descriptions, variously described as a country, province or region. Northern Ireland shares Repub ...

. In his obituary in the Annals of the Four Masters it is stated that he did not pay homage to the O'Neill's of Tyrone, the O'Donnell's or the English.

Family

O'Neill was married to Inion Dubh, a daughter of

Hugh Roe O'Donnell Hugh Roe O'Donnell II (; 20 October 1572 – 30 August 1602), also known as Red Hugh O'Donnell, was an Irish Chief of the Name, clan chief and senior leader of the Irish confederacy during the Nine Years' War (Ireland), Nine Years' War. He was ...

king of Tyrconnell This article lists the rulers of Tyrconnell ( Irish: ''Tír Ċonaıll''), a medieval Irish kingdom which covered much of what is now County Donegal. Oral history It was founded in the fifth century by a son of Niall of the Nine Hostages, Conal ...

. Five of his sons would become lord of Clandeboye: * Hugh Duff, king of Clandeboye from 1512 to 1524. * Brian Ballagh, king from 1524 to 1529. * Phelim Bacagh, king from 1529 to 1533. Ancestor of the lords of Lower Clandeboye and the Lords O'Neill of

Shane's Castle Shane's Castle is a ruined castle near Antrim, County Antrim, Antrim in County Antrim, Northern Ireland, which was mostly destroyed in 1816 by fire. The castle is situated on the north-east shores of Lough Neagh, 2.7 miles from Randalstown. Built ...

. * Niall Oge, king from 1533 to 1537. * Murtagh Dulenach O'Neill, king from 1537 to 1556. Last lord of a united Clandeboye.

References

Clandeboye 15th-century Irish landowners O'Neill dynasty 1512 deaths 16th-century Irish landowners {{Ireland-noble-stub