Cormac Cond Longas (Connlongas, Connloinges, "Exiled Prince") was the eldest son of

Conchobar mac Nessa Conchobar mac Nessa (son of Ness) is the king of Ulster in the Ulster Cycle of Irish mythology. He rules from Emain Macha (Navan Fort, near Armagh). He is usually said to be the son of the High King Fachtna Fáthach, although in some stories hi ...

by his own mother,

Ness Ness or NESS may refer to: Places Australia * Ness, Wapengo, a heritage-listed natural coastal area in New South Wales United Kingdom * Ness, Cheshire, England, a village * Ness, Lewis, the most northerly area on Lewis, Scotland, UK * Cuspate ...

, in the

Ulster Cycle The Ulster Cycle ( ga, an Rúraíocht), formerly known as the Red Branch Cycle, is a body of medieval Irish heroic legends and sagas of the Ulaid. It is set far in the past, in what is now eastern Ulster and northern Leinster, particularly count ...

Irish mythology Irish mythology is the body of myths native to the island of Ireland. It was originally passed down orally in the prehistoric era, being part of ancient Celtic religion. Many myths were later written down in the early medieval era by ...

. His foster father was Fergus mac Róich. Cormac followed Fergus into exile in Connacht after the

Deirdre Deirdre ( , Irish: ; sga, Derdriu ) is the foremost tragic heroine in Irish legend and probably its best-known figure in modern times. She is known by the epithet "Deirdre of the Sorrows" (). Her story is part of the Ulster Cycle, the best-k ...

affair, and fought for Ailill and

Medb Medb (), later spelled Meadhbh (), Méibh () and Méabh (), and often anglicised as Maeve ( ), is queen of Connacht in the Ulster Cycle of Irish mythology. Her husband in the core stories of the cycle is Ailill mac Máta, although she had seve ...

against his father in the '' Táin Bó Cuailnge'' (Cattle Raid of Cooley). During the battle he prevented Fergus from killing Conchobar. When Conchobar died the

Ulstermen Ulster (; ga, Ulaidh or ''Cúige Uladh'' ; sco, label=Ulster Scots, Ulstèr or ''Ulster'') is one of the four traditional Irish provinces. It is made up of nine counties: six of these constitute Northern Ireland (a part of the United King ...

asked Cormac to return to Ulster as their king. However, on his journey home he was forced to break his '' geasa'' (taboos) and was killed when the hostel he and his men were staying in was raided."''Togail bruidne Dá Choca'': Da Choca's hostel" (1900). By Whitley Stokes. In
Revue celtique
'' XXI (1900), pp. 149–165, 312–327, 388–402. Loth, J. (Joseph)., Arbois de Jubainville, H. d' (Henry)., Gaidoz, H
Revue celtique
Paris: F. Vieweg.

References

{{Reflist Ulster Cycle Characters in Táin Bó Cúailnge