Karol is a distinctive girls' name in United States, ranking #2962 in 2000 with 48 recorded births. The name reached its all-time peak in 2005 with 316 births ranking #818. Since 1996, the popularity has increased by 14.3%. In 2000, approximately 1 in every 37,833 girls born was named Karol. FALLING Recent data shows the name is currently falling.