Lexa is a distinctive girls' name in United States, ranking #2926 in 2016 with 58 recorded births. The name reached its all-time peak in 2017 with 115 births ranking #1808. Since 1996, the popularity has increased by 93.3%. In 2016, approximately 1 in every 30,543 girls born was named Lexa. FALLING Recent data shows the name is currently falling.