Katlen is a distinctive girls' name in United States, ranking #17427 in 2004 with 5 recorded births. The name reached its all-time peak in 1996 with 10 births ranking #8478. Since 1996, the popularity has decreased by 50.0%. In 2004, approximately 1 in every 367,224 girls born was named Katlen. STABLE Recent data shows the name is currently stable.