Meaning A boy's name of Gaelic origin, it means "From the Narrow River." Origin of Caolabhuinn Gaelic , Irish Popular Middle Names Pronunciation 🔊 Listen Caolabhuinn Similar Names Kelvyn Kelwin Kelwyn Kile Kyle Kylan Cullen Colm Calhoun Coillcumhann Year by Year Popularity of Caolabhuinn