Family name origins & meanings
- Irish : reduced Anglicized form of Gaelic Ó Fiannaidhe ‘descendant of Fiannaidhe’, a byname meaning ‘warrior’, ‘champion’ (from fian ‘army’).
- Irish : shortened Anglicized form of Gaelic Ó Fidhne ‘descendant of Fidhne’, a personal name probably derived from fiodh ‘wood’.