Lexie is a distinctive girls' name in United States, ranking #541 in 1999 with 468 recorded births. The name reached its all-time peak in 2010 with 647 births ranking #467. Since 1996, the popularity has increased by 31.8%. In 1999, approximately 1 in every 3,790 girls born was named Lexie. FALLING Recent data shows the name is currently falling.