Karoline is a distinctive girls' name in United States, ranking #2004 in 2001 with 85 recorded births. The name reached its all-time peak in 2017 with 139 births ranking #1575. Since 1996, the popularity has increased by 13.3%. In 2001, approximately 1 in every 21,183 girls born was named Karoline. RISING Recent data shows the name is currently rising.