Conchobar mac Nessa is the king of Ulster in the Ulster Cycle of Irish mythology. He rules from Emain Macha. He is usually said to be the son of the High King Fachtna Fáthach, although in some stories his father is the druid Cathbad, and he is usually known by his matronymic, mac Nessa: his mother is Ness, daughter of Eochaid Sálbuide, King of Ulster.
- Position held
- list of kings of Ulster
