Meaning Variant of Brennen; of royalty; has extreme compassion for people. Origin of Brennon Celtic , Irish Popular Middle Names Dale, Dominick, Thomas Pronunciation 🔊 Listen Brennon BRENen Similar Names Akhzam Adegoke Kyrell Aashadhar Shahrul Karpoor Alfonse Marquis Raj Ini-herit Year by Year Popularity of Brennon