Conchobar (; also spelled Conchobor, Conchobur; in Modern Irish: Conchobhar, Conchubhar, Conchúr, ) is an Irish male name meaning "lover of hounds". It is the source of the Irish names Conor, Connor, Connors, Conner, O'Connor, etc. It is a name borne by several figures from Irish history and legend, including:
- Conchobar mac Nessa, legendary king of Ulster
- Conchobar Abradruad, legendary High King of Ireland of the 1st century BC
- Conchobar mac Donnchada, High King of Ireland 819–833
- Conchobar Maenmaige Ua Conchobair, 12th century king of Connacht
- Conchobar MacDermot, king of Moylurg 1187–1196