Meaning A boy's name of Welsh origin, it means "Prince of the hounds Origin of Maelgwyn Welsh +-100%Zoom level changed to 1 Popular Middle Names Pronunciation 🔊 Listen Maelgwyn Similar Names Crogher Crohoore Rhioganedd Tywysog Gruffydd Powell Pwyll Teobaldo Mawrth Moesen Year by Year Popularity of Maelgwyn