Meaning A boy's name of Irish origin, it means "handsome and gentle child." Origin of Seachnall Celtic , Irish +-100%Zoom level changed to 1 Popular Middle Names Pronunciation 🔊 Listen Seachnall Similar Names Keveon Kevinn Kevion Kevron Kevis Cullen Teague Rogan Ruadhan Kevan Year by Year Popularity of Seachnall