Lexie is a distinctive girls' name in United States, ranking #573 in 2003 with 488 recorded births. The name reached its all-time peak in 2010 with 647 births ranking #467. Since 1996, the popularity has increased by 37.5%. In 2003, approximately 1 in every 3,744 girls born was named Lexie. FALLING Recent data shows the name is currently falling.