Kely is a distinctive girls' name in United States, ranking #9702 in 1998 with 9 recorded births. The name reached its all-time peak in 2008 with 12 births ranking #9786. Since 1996, the popularity has increased by 80.0%. In 1998, approximately 1 in every 196,321 girls born was named Kely. FALLING Recent data shows the name is currently falling.