Lesley is a distinctive boys' name in United States, ranking #6733 in 2006 with 12 recorded births. The name reached its all-time peak in 1999 with 21 births ranking #3656. Since 1996, the popularity has decreased by 20.0%. In 2006, approximately 1 in every 171,260 boys born was named Lesley. RISING Recent data shows the name is currently rising.