In Irish mythology Foidbgen (Fodbgen, Odbgen, Foidhbhgen) son of Sengann of the Fir Bolg became High King of Ireland when he overthrew his cousin Rinnal son of Genann. It is said that before his time there were no knots in trees.
He ruled for four years until he was overthrown by Eochaid mac Eirc, Rinnal's grandson.
See also
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