Lexey is a distinctive girls' name in United States, ranking #14189 in 2011 with 7 recorded births. The name reached its all-time peak in 1998 with 19 births ranking #5488. Since 1996, the popularity has increased by 16.7%. In 2011, approximately 1 in every 251,258 girls born was named Lexey. FALLING Recent data shows the name is currently falling.