Lexie is a moderately popular girls' name in England & Wales, ranking #128 in 2006 with 422 recorded births. The name reached its all-time peak in 2009 with 926 births ranking #69. Since 1996, the popularity has increased by 10,450.0%. In 2006, approximately 1 in every 709 girls born was named Lexie. FALLING Recent data shows the name is currently falling.