Kelsey is a distinctive boys' name in United States, ranking #2491 in 2003 with 42 recorded births. The name reached its all-time peak in 1996 with 140 births ranking #932. Since 1996, the popularity has decreased by 70.0%. In 2003, approximately 1 in every 47,030 boys born was named Kelsey. RISING Recent data shows the name is currently rising.