Meaning A boy's name of Celtic origin, it means "Mythical monk." Origin of Elidor Celtic , Irish +-100%Zoom level changed to 1 Popular Middle Names Pronunciation 🔊 Listen Elidor Similar Names Nisien Efnisien Blaine Mannix Mainchin Monohan Connla Culain Gwernaeh Yspaddaden Year by Year Popularity of Elidor