Meaning A boy's name of Gaelic origin, it means "Ardent." Origin of Fagen Gaelic , Irish +-100%Zoom level changed to 1 Popular Middle Names Pronunciation 🔊 Listen Fagen Similar Names Fagin Faodhagan Aodhhan Kern Bealantin Gabhan Gearald Gille Raibeart Stiabhan Year by Year Popularity of Fagen