Karl is a moderately popular boys' name in England & Wales, ranking #158 in 1999 with 217 recorded births. This places Karl in the top 4% of ranked UK boys' names for the year. Its actual usage is classified as Moderately Popular. The name reached its all-time peak in 1996 with 413 births ranking #110. Since 1996, the popularity has decreased by 47.5%. In 1999, approximately 1 in every 1,397 boys born was named Karl. STABLE Recent data shows the name is currently stable.