Kelly is a distinctive girls' name in United States, ranking #514 in 2016 with 605 recorded births. The name reached its all-time peak in 1996 with 4,734 births ranking #73. Since 1996, the popularity has decreased by 87.2%. In 2016, approximately 1 in every 2,928 girls born was named Kelly. FALLING Recent data shows the name is currently falling.