Lily-May is a moderately popular girls' name in England & Wales, ranking #438 in 2005 with 84 recorded births. The name reached its all-time peak in 2011 with 211 births ranking #237. Since 1996, the popularity has increased by 950.0%. In 2005, approximately 1 in every 3,432 girls born was named Lily-May. FALLING Recent data shows the name is currently falling.