Kalen is a distinctive boys' name in United States, ranking #1260 in 2009 with 140 recorded births. The name reached its all-time peak in 1998 with 169 births ranking #859. Since 1996, the popularity has increased by 27.3%. In 2009, approximately 1 in every 14,166 boys born was named Kalen. RISING Recent data shows the name is currently rising.