Meaning A boy's name of Welsh origin, it means "Legendary son of Gwrgwst Origin of Dyvynarth Welsh Popular Middle Names Pronunciation 🔊 Listen Dyvynarth Similar Names Dalldav Deverril Dillie Dillwyn Druce Drudwas Drywsone Dynawd Dyvyr Albanwr Year by Year Popularity of Dyvynarth