Kalen is a distinctive boys' name in United States, ranking #1239 in 2004 with 122 recorded births. The name reached its all-time peak in 1998 with 169 births ranking #859. Since 1996, the popularity has increased by 10.9%. In 2004, approximately 1 in every 16,269 boys born was named Kalen. RISING Recent data shows the name is currently rising.