Kelsi is a distinctive girls' name in United States, ranking #1264 in 2006 with 190 recorded births. The name reached its all-time peak in 1996 with 520 births ranking #474. Since 1996, the popularity has decreased by 63.5%. In 2006, approximately 1 in every 10,006 girls born was named Kelsi. STABLE Recent data shows the name is currently stable.