Meaning A boy's name of Gaelic origin, it means "Fierce." Origin of DevIyn Gaelic , Irish +-100%Zoom level changed to 1 Popular Middle Names Pronunciation 🔊 Listen DevIyn Similar Names Griff Griffen Gryphon Dobhailen Lonn Aabis Donald Bealantin Gille Raibeart Year by Year Popularity of DevIyn