Karel is a distinctive girls' name in United States, ranking #16242 in 2000 with 5 recorded births. The name reached its all-time peak in 1998 with 9 births ranking #9680. Since 1996, the popularity has decreased by 28.6%. In 2000, approximately 1 in every 363,194 girls born was named Karel. RISING Recent data shows the name is currently rising.