Kelsey is a distinctive boys' name in United States, ranking #1670 in 2001 with 70 recorded births. The name reached its all-time peak in 1996 with 140 births ranking #932. Since 1996, the popularity has decreased by 50.0%. In 2001, approximately 1 in every 27,755 boys born was named Kelsey. RISING Recent data shows the name is currently rising.