Kelsey is a moderately popular girls' name in United States, ranking #118 in 2002 with 2,883 recorded births. The name reached its all-time peak in 1996 with 7,655 births ranking #36. Since 1996, the popularity has decreased by 62.3%. In 2002, approximately 1 in every 623 girls born was named Kelsey. FALLING Recent data shows the name is currently falling.