Where does “Mag Fhionnáin” come from?
Mag Fhionnáin (Irish) comes from Irish Fionn, from Old Irish find, from Proto-Celtic Kʷennowindos, from Proto-Celtic windos, from Proto-Indo-European windo-, from Proto-Indo-European weyd- — to see.
Ancestry of “Mag Fhionnáin”, step by step