Meaning A boy's name of Gaelic origin, it means "Rough." Origin of Gairbhith Gaelic , Irish Popular Middle Names Pronunciation 🔊 Listen Gairbhith Similar Names Gaothaire Gearald Gionnan Gayner Gervin Garvan Beagin Frannsaidh Muireach Raghallach Year by Year Popularity of Gairbhith