Lexa is a distinctive girls' name in United States, ranking #1824 in 2018 with 112 recorded births. The name reached its all-time peak in 2017 with 115 births ranking #1808. Since 1996, the popularity has increased by 273.3%. In 2018, approximately 1 in every 15,182 girls born was named Lexa. FALLING Recent data shows the name is currently falling.