Meaning A boy's name of Norse origin, it means "Son of Illugi." Origin of Gunlaug Norse , Scandinavian +-100%Zoom level changed to 1 Popular Middle Names Pronunciation 🔊 Listen Gunlaug Similar Names Gunnlaug Kodi Gardar Geirmund Gest Grani Grenjad Grim Grimkel Gudlaug Year by Year Popularity of Gunlaug