Lettie is a distinctive girls' name in United States, ranking #13025 in 2002 with 7 recorded births. The name reached its all-time peak in 2025 with 358 births ranking #757. Since 1996, the popularity has decreased by 22.2%. In 2002, approximately 1 in every 256,689 girls born was named Lettie. RISING Recent data shows the name is currently rising.