Kelsi is a distinctive girls' name in United States, ranking #1082 in 2003 with 205 recorded births. The name reached its all-time peak in 1996 with 520 births ranking #474. Since 1996, the popularity has decreased by 60.6%. In 2003, approximately 1 in every 8,912 girls born was named Kelsi. STABLE Recent data shows the name is currently stable.