Kalen is a distinctive boys' name in United States, ranking #1202 in 2007 with 147 recorded births. The name reached its all-time peak in 1998 with 169 births ranking #859. Since 1996, the popularity has increased by 33.6%. In 2007, approximately 1 in every 14,117 boys born was named Kalen. RISING Recent data shows the name is currently rising.