Karolyn is a distinctive girls' name in United States, ranking #7440 in 2023 with 15 recorded births. The name reached its all-time peak in 1997 with 52 births ranking #2493. Since 1996, the popularity has decreased by 59.5%. In 2023, approximately 1 in every 106,843 girls born was named Karolyn. RISING Recent data shows the name is currently rising.