Kelly is a distinctive boys' name in United States, ranking #1208 in 2006 with 139 recorded births. This places Kelly in the top 9% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1996 with 339 births ranking #551. Since 1996, the popularity has decreased by 59.0%. In 2006, approximately 1 in every 14,785 boys born was named Kelly. FALLING Recent data shows the name is currently falling.