Ronja is a distinctive girls' name in United States, ranking #14640 in 2000 with 6 recorded births. This places Ronja in the bottom 17% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2016 with 9 births ranking #11603. In 2000, approximately 1 in every 302,662 girls born was named Ronja. RISING Recent data shows the name is currently rising.