Sonja
US Popularity Rank: 4809
Origin: Greek
Meaning: wisdom
Sonja is a girl's name of Greek origin. It is a variation of Sonya, which comes from Sophia, meaning "wisdom." As a first name, Sonja is especially popular in Scandinavian and Slavic countries. If you believe your little one is an old soul with intelligence and perception beyond their years, Sonja is an inspirational name worth considering.