Fiachu mac Néill
Kings of Uisnech
Fiachu mac Néill was a king of Uisnech in Mide of the Ui Neill dynasty. He was the son of the high king Niall Noígíallach. According to the king list in the Book of Leinster, he succeeded his brother Conall Cremthainne as king of Uisnech. Wikipedia
Parents: Niall of the Nine Hostages