Baby Names Boy Names Meaning of the Name Fionan Updated December 10, 2025 by Jennifer M. Fionan Gender: Male Origin: Irish Meaning: Fair #Politician ♥ Add to my Namelist What is the meaning of the name Fionan? The name Fionan is primarily a male name of Irish origin that means Fair. People who like the name Fionan also like: Cormac, Braden, Callum, Gabriel, Eoghan, Declan, Faolan, Eithne, Adelaide, Fiona, Clara, Chelsea, Aoife, Fionnula Names like Fionan: Fini, Feofan, Fumiyo, Fabiana, Finna, Fina, Fannie, Faina, Ffan, Faunia, Fabienne, Fanny, Finnea, Fawn, Favian, Finnian, Finn, Fone, Fumiye, Fahima, Fahim, Fenna, Fabian, Fineen, Ffion, Fenway, Fumi, Fiana, Femi, Fenny Stats for the Name Fionan Fionan is currently not in the top 100 on the Baby Names Popularity Charts Fionan is currently not ranked in U.S. births