Letty is a distinctive girls' name in United States, ranking #14468 in 2006 with 7 recorded births. The name reached its all-time peak in 2016 with 163 births ranking #1423. Since 1996, the popularity has decreased by 22.2%. In 2006, approximately 1 in every 271,581 girls born was named Letty. STABLE Recent data shows the name is currently stable.