Karol is a distinctive boys' name in United States, ranking #4127 in 2013 with 24 recorded births. The name reached its all-time peak in 2005 with 132 births ranking #1206. Since 1996, the popularity has increased by 41.2%. In 2013, approximately 1 in every 78,802 boys born was named Karol. FALLING Recent data shows the name is currently falling.