Meaning This variation of the Celtic name Finnguala, means 'fair shoulder' or 'white shoulder'. Origin of Fionnuala Celtic , Irish Popular Middle Names Pronunciation 🔊 Listen Fionnuala fi-noola Similar Names Gwendoline Bedelia Eilionoir Shela Teagen Aatifa Arieen Travine Berget Teagahn Year by Year Popularity of Fionnuala