Karl is a moderately popular boys' name in England & Wales, ranking #284 in 2005 with 114 recorded births. The name reached its all-time peak in 1996 with 413 births ranking #110. Since 1996, the popularity has decreased by 72.4%. In 2005, approximately 1 in every 2,714 boys born was named Karl. STABLE Recent data shows the name is currently stable.