[ 1 syll. fion(n), fi-o-nn ] The baby girl name Fionn is also used as a boy name. It is pronounced FihN †. Fionn is of Celtic origin. Fionn is a form of the English, Gaelic, German, and Scottish Fiona.
See also the related category celtic.
Fionn is not commonly used as a baby girl name. It is not in the top 1000 names. Out of the family of girl names directly related to Fionn, Fiona was the most popular in 2018.
Baby names that sound like Fionn include Fin, Finn, Fynn, Faan, Faene, Fahn, Faim, Faime, Faine, Fame, Fan (English), Faun (English), Faune, Fawn (English), Fawne, Fayeanne, Faym, Fayme, Fayne, and Femae.
† English pronunciation for Fionn: F as in "fee (F.IY)" ; IH as in "it (IH.T)" ; N as in "knee (N.IY)"