Lettie is a distinctive girls' name in United States, ranking #13661 in 1999 with 6 recorded births. The name reached its all-time peak in 2025 with 358 births ranking #757. Since 1996, the popularity has decreased by 33.3%. In 1999, approximately 1 in every 295,630 girls born was named Lettie. RISING Recent data shows the name is currently rising.