He helped Fíachu Fínscothach to murder his father, Sétna Airt, and become High King, and then, twenty years later, killed Fíachu and became High King himself.
[1] He ruled for five years, until he died of plague at Aidne in Connacht, and was succeeded by his son Faildergdóit.
[2] The chronology of Geoffrey Keating's Foras Feasa ar Éirinn dates his reign to 955–950 BC,[3] that of the Annals of the Four Masters to 1333–1328 BC.
[4] The Macalister translation also says that Muinemón was King of Dairbre.
[5] In "Collectanea de rebus hibernicis, Volume 1", Charles Vallencey identifies "Dairbre" as Iveragh, Co.