Karel is a distinctive boys' name in United States, ranking #7845 in 2012 with 10 recorded births. The name reached its all-time peak in 2023 with 22 births ranking #4668. Since 1996, the popularity has increased by 66.7%. In 2012, approximately 1 in every 189,663 boys born was named Karel. FALLING Recent data shows the name is currently falling.