Meaning A boy's name of Welsh origin, it means "Legendary son of Caw Origin of Llwybyr Welsh +-100%Zoom level changed to 1 Popular Middle Names Pronunciation 🔊 Listen Llwybyr Similar Names Calcas Coch Conyn Dirrnyg Ergyryad Gwarthegydd Gwyngad Kynwal Mabsant Meilyg Year by Year Popularity of Llwybyr