InIrish mythologyFiacha Cennfinnán (modern spelling:Fiacha Ceannfhionnán meaning "Fiacha [of the] little white head"), son of Starn, son ofRudraige, of theFir Bolg, becameHigh King of Ireland when he overthrew his great-uncleSengann.
He ruled for five years, until he was overthrown byRinnal, son ofGenann.
TheMilesian kingFíachu Findoilches is sometimes known by the same name.
| Preceded by Sengann (2) | High King of Ireland AFM 1922–1917 BC FFE 1502–1497 BC | Succeeded by |