Lexie is a distinctive girls' name in United States, ranking #539 in 2004 with 530 recorded births. The name reached its all-time peak in 2010 with 647 births ranking #467. Since 1996, the popularity has increased by 49.3%. In 2004, approximately 1 in every 3,464 girls born was named Lexie. FALLING Recent data shows the name is currently falling.