Letty is a distinctive girls' name in United States, ranking #1386 in 2025 with 158 recorded births. This places Letty in the top 8% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2016 with 163 births ranking #1423. Since 1996, the popularity has increased by 1,655.6%. In 2025, approximately 1 in every 10,173 girls born was named Letty. STABLE Recent data shows the name is currently stable.