Meaning A boy's name of Celtic origin, it means "Mythical father of Clust." Origin of Clustfeinad Celtic , Irish Popular Middle Names Pronunciation 🔊 Listen Clustfeinad Similar Names Celyddon Gwynham Mynogan Yspaddaden Nisien Abul Fazl Connla Cachamwri Cocidius Custennin Year by Year Popularity of Clustfeinad