Ly is a distinctive girls' name in United States, ranking #14247 in 2000 with 6 recorded births. The name reached its all-time peak in 2008 with 8 births ranking #13319. Since 1996, the popularity has decreased by 14.3%. In 2000, approximately 1 in every 302,662 girls born was named Ly. RISING Recent data shows the name is currently rising.