Meaning A boy's name of Welsh origin, it means "Legendary son of Nwython Origin of Llwydeu Welsh +-100%Zoom level changed to 1 Popular Middle Names Pronunciation 🔊 Listen Llwydeu Similar Names Gwystyl Kyledyr Powell Llwyd Llacheu Llassar Llawr Llevelys Llwybyr Llwyr Year by Year Popularity of Llwydeu