Denis O'Conor Don

Denis Armar O'Conor, O'Conor Don (; 1912–10 July 2000) was hereditary Chief of the Name O'Conor, and a direct descendant of Tairrdelbach Ua Conchobair, the last High King of Ireland with a surviving male-line lineage, and was seen by some as a nominal claimant to that defunct position.

Early years and family Denis Armar O'Conor was born in London in January 1912. His father, Charles William O'Conor, the son of Denis Maurice O'Conor (younger son of Denis O'Conor, O'Conor Don), and Ellen Isabella Kevill-Davies daughter of Rev. William Trevalyan Kevill-Davies of Croft Castle. His father was the nephew of Charles Owen O'Conor, O'Conor Don. Denis O'Conor Don Charles William O'Conor Denis Maurice O'Conor Denis O'Conor Don Owen O'Conor, O'Conor Don Denis O'Conor Charles O'Conor Denis O'Conor Cathal Oge O'Conor Cathal O'Conor Sir Hugh O'Conor Don Dermod O'Conor Don Carbery O'Conor, O'Conor Don Owen Ceach O'Conor, O'Conor Don Fedlim Geancach Ó Conchobair Donn, King of Connacht Toirdhealbhach Óg Donn Ó Conchobair, King of Connacht Aedh mac Tairdelbach Ó Conchobair, King of Connacht Toirdelbach Ó Conchobair, King of Connacht Hugh O'Conor, King of Connacht Eoghan MacRuaidrí O'Conor Ruaidrí MacAedh O'Conor Hugh O'Conor, King of Connacht Cathal Crobhdearg O'Conor, King of Connacht Tairrdelbach Ua Conchobair, King of Connacht, High King of Ireland

Distinctions Order of Saint Lazarus (statuted 1910)