Kelsei is a distinctive girls' name in United States, ranking #12815 in 2012 with 8 recorded births. The name reached its all-time peak in 1996 with 19 births ranking #5179. Since 1996, the popularity has decreased by 57.9%. In 2012, approximately 1 in every 220,093 girls born was named Kelsei. RISING Recent data shows the name is currently rising.