Kelsey is a moderately popular girls' name in England & Wales, ranking #254 in 2011 with 193 recorded births. The name reached its all-time peak in 1998 with 596 births ranking #87. Since 1996, the popularity has decreased by 55.9%. In 2011, approximately 1 in every 1,665 girls born was named Kelsey. STABLE Recent data shows the name is currently stable.