Meaning Originated in Celtic language meaning 'prince' and is a variation of Brendan. Origin of Brendon Celtic , Irish Popular Middle Names Alexander, Charles, Edward, James, Joe, Josue, Lamar, Lucas, Michael, Odell Pronunciation 🔊 Listen Brendon BREHN-don Similar Names Neil Brenden Brendyn Callam Kenny Shaye Finlay Malachy Rafe Raymond Year by Year Popularity of Brendon