Meaning Pwyll is a boys name of Celtic and Welsh origins, it is from Welsh Mythology; King Pwyll. Origin of Pwyll Welsh , Celtic Popular Middle Names Pronunciation 🔊 Listen Pwyll pwyl-l Similar Names Preece Bholanath Perumaan Tamunokuro Triston Abhijith Trahern Atrus Arturs Artturi Year by Year Popularity of Pwyll