Karoline is a distinctive girls' name in United States, ranking #2105 in 2010 with 94 recorded births. The name reached its all-time peak in 2017 with 139 births ranking #1575. Since 1996, the popularity has increased by 25.3%. In 2010, approximately 1 in every 18,908 girls born was named Karoline. RISING Recent data shows the name is currently rising.