Meaning A girl's name of Celtic origin, it means "From Britain." Origin of Bret Celtic , Irish +-100%Zoom level changed to 1 Popular Middle Names Christopher, Dylan, Rowan, William Pronunciation 🔊 Listen Bret Similar Names Bretta Brit Brite Bellicent Arte Arlene Mariel Brianna Barra Berget Year by Year Popularity of Bret