Meaning A girls name of Norwegian and Norse origin, it means "high ground." Origin of Sonja Norse , Scandinavian +-100%Zoom level changed to 1 Popular Middle Names Pronunciation 🔊 Listen Sonja Similar Names Unn Silje Synnove Sissel Siv Svanhild Arnbjørg Gry Hjordis Torbjørg Year by Year Popularity of Sonja