Katlen is a distinctive girls' name in United States, ranking #13120 in 2003 with 7 recorded births. The name reached its all-time peak in 1996 with 10 births ranking #8478. Since 1996, the popularity has decreased by 30.0%. In 2003, approximately 1 in every 261,007 girls born was named Katlen. STABLE Recent data shows the name is currently stable.