Lexey is a distinctive girls' name in United States, ranking #9025 in 2004 with 12 recorded births. The name reached its all-time peak in 1998 with 19 births ranking #5488. Since 1996, the popularity has increased by 100.0%. In 2004, approximately 1 in every 153,010 girls born was named Lexey. FALLING Recent data shows the name is currently falling.