Kelsi is a distinctive girls' name in United States, ranking #1261 in 2004 with 172 recorded births. The name reached its all-time peak in 1996 with 520 births ranking #474. Since 1996, the popularity has decreased by 66.9%. In 2004, approximately 1 in every 10,675 girls born was named Kelsi. STABLE Recent data shows the name is currently stable.