Lexy is a distinctive girls' name in United States, ranking #1756 in 2012 with 118 recorded births. The name reached its all-time peak in 2005 with 136 births ranking #1521. Since 1996, the popularity has increased by 29.7%. In 2012, approximately 1 in every 14,922 girls born was named Lexy. FALLING Recent data shows the name is currently falling.