Lesley is a distinctive boys' name in United States, ranking #4495 in 2000 with 17 recorded births. The name reached its all-time peak in 1999 with 21 births ranking #3656. Since 1996, the popularity has increased by 13.3%. In 2000, approximately 1 in every 115,525 boys born was named Lesley. RISING Recent data shows the name is currently rising.