Kalen is a distinctive boys' name in United States, ranking #1080 in 2003 with 144 recorded births. The name reached its all-time peak in 1998 with 169 births ranking #859. Since 1996, the popularity has increased by 30.9%. In 2003, approximately 1 in every 13,717 boys born was named Kalen. RISING Recent data shows the name is currently rising.