Lexi is a moderately popular girls' name in United States, ranking #416 in 2021 with 756 recorded births. The name reached its all-time peak in 2014 with 1,334 births ranking #241. Since 1996, the popularity has increased by 85.3%. In 2021, approximately 1 in every 2,169 girls born was named Lexi. FALLING Recent data shows the name is currently falling.