Karl is a distinctive boys' name in United States, ranking #534 in 1999 with 389 recorded births. This places Karl in the top 5% of ranked US boys' names for the year. Its actual usage is classified as Uncommon. The name reached its all-time peak in 1996 with 504 births ranking #447. Since 1996, the popularity has decreased by 22.8%. In 1999, approximately 1 in every 4,936 boys born was named Karl. STABLE Recent data shows the name is currently stable.