House of O'Neill
- Coat of Arms
-
House of O'Neill
Kings of Ailech and Tír Eoghain
Conn O'Neill, last king of Tír Eoghain submitted to Henry VIII of England in 1541 and was in turn created 1st Earl of Tyrone
- Cadet Branches
-
House of O'Donnell
Kings, Princes and Lords of Tyrconnell -
House O'Neill of Clanaboy
Lords of Clandeboye
Barons and Viscounts of O'Neill
Issued from Aodh Buidhe mac Domhnaill Óg, King of Ailech -
House of MacShane O'Neill
Princes of Ulster and Tyrone
The O'Neill Mór
Issued from Shane, younger legitimate son of 1st Earl of Tyrone -
House O'Neill of Tyrone
Barons Dungannon
Earls of Tyrone
Issued from Matthew, illegitimate son of 1st Earl of Tyrone
- Personal Arms
-
Matthew O'Neill
Baron Dungannon
Illegitimate son of 1st Earl of Tyrone
Progenitor of the Tyrone branch