Kelli is a distinctive girls' name in United States, ranking #3732 in 2015 with 41 recorded births. The name reached its all-time peak in 1996 with 792 births ranking #350. Since 1996, the popularity has decreased by 94.8%. In 2015, approximately 1 in every 43,528 girls born was named Kelli. FALLING Recent data shows the name is currently falling.