Carly is a moderately popular girls' name in United States, ranking #389 in 2015 with 846 recorded births. The name reached its all-time peak in 1996 with 2,510 births ranking #126. Since 1996, the popularity has decreased by 66.3%. In 2015, approximately 1 in every 2,110 girls born was named Carly. FALLING Recent data shows the name is currently falling.