Lexy is a distinctive girls' name in United States, ranking #1510 in 2004 with 134 recorded births. The name reached its all-time peak in 2005 with 136 births ranking #1521. Since 1996, the popularity has increased by 47.3%. In 2004, approximately 1 in every 13,702 girls born was named Lexy. FALLING Recent data shows the name is currently falling.