Letty is a distinctive girls' name in United States, ranking #1526 in 2018 with 143 recorded births. The name reached its all-time peak in 2016 with 163 births ranking #1423. Since 1996, the popularity has increased by 1,488.9%. In 2018, approximately 1 in every 11,891 girls born was named Letty. STABLE Recent data shows the name is currently stable.