Meaning A boy's name of Gaelic origin, it means "Dark Skinned." Origin of Dubhthach Gaelic , Irish +-100%Zoom level changed to 1 Popular Middle Names Pronunciation 🔊 Listen Dubhthach Similar Names Doug Doggie Dugan Dubhgan Roibin Dougie Dunham Duncan Dugal Dugald Year by Year Popularity of Dubhthach