Kelsy is a distinctive girls' name in United States, ranking #5526 in 2019 with 23 recorded births. The name reached its all-time peak in 1996 with 142 births ranking #1233. Since 1996, the popularity has decreased by 83.8%. In 2019, approximately 1 in every 72,938 girls born was named Kelsy. RISING Recent data shows the name is currently rising.