Fothad Cairpthech and Fothad Airgthech ("ingenious" or "plundering"), sons of Lugaid mac Con

Lugaid mac Con

Lugaid Mac Con, often known simply as Mac Con, was, according to medieval Irish legend and historical tradition, a High King of Ireland. He belonged to the Corcu Loígde, and thus to the Dáirine. His father was Macnia mac Lugdach, and his mother was Sadb ingen Chuinn, daughter of the former High...

, were, according to medieval Irish legend and historical tradition, joint High Kings of Ireland

High King of Ireland

The High Kings of Ireland were sometimes historical and sometimes legendary figures who had, or who are claimed to have had, lordship over the whole of Ireland. Medieval and early modern Irish literature portrays an almost unbroken sequence of High Kings, ruling from Tara over a hierarchy of...

. They came to throne after the death of Cairbre Lifechair

Cairbre Lifechair

Cairbre Lifechair , son of Cormac mac Airt, was, according to medieval Irish legend and historical tradition, a High King of Ireland. He came to the throne after the death of Eochaid Gonnat...

. They ruled a year, until Fothadh Airgthech killed his brother, and was himself killed by Caílte mac Rónáin

Caílte mac Rónáin

Caílte mac Rónáin was a nephew of Fionn mac Cumhail and a member of the fianna in the Fenian Cycle of Irish mythology. He could run at remarkable speed and communicate with animals, and was a great storyteller...

 of the fianna

Fianna

Fianna were small, semi-independent warrior bands in Irish mythology and Scottish mythology, most notably in the stories of the Fenian Cycle, where they are led by Fionn mac Cumhaill....

, and the followers of Caibre's son Fiacha Sraibhtine

Fiacha Sraibhtine

Fiacha Sraibhtine, son of Cairbre Lifechair, was, according to medieval Irish legend and historical tradition, a High King of Ireland. On his father's death, Fothad Cairpthech and Fothad Airgthech, sons of Lugaid mac Con, had taken the throne jointly, but within the year Fothad Airgthech killed his...

, in the Battle of Ollarba. The chronoogy of Geoffrey Keating

Geoffrey Keating

Seathrún Céitinn, known in English as Geoffrey Keating, was a 17th century Irish Roman Catholic priest, poet and historian. He was born in County Tipperary c. 1569, and died c. 1644...

's Foras Feasa ar Éirinn dates their reign to 272-273, the Annals of the Four Masters

Annals of the Four Masters

The Annals of the Kingdom of Ireland or the Annals of the Four Masters are a chronicle of medieval Irish history...

to 284-285.