Karoline is a distinctive girls' name in United States, ranking #2086 in 2012 with 92 recorded births. The name reached its all-time peak in 2017 with 139 births ranking #1575. Since 1996, the popularity has increased by 22.7%. In 2012, approximately 1 in every 19,139 girls born was named Karoline. RISING Recent data shows the name is currently rising.