Kelli is a distinctive girls' name in United States, ranking #776 in 2003 with 320 recorded births. The name reached its all-time peak in 1996 with 792 births ranking #350. Since 1996, the popularity has decreased by 59.6%. In 2003, approximately 1 in every 5,710 girls born was named Kelli. FALLING Recent data shows the name is currently falling.