Lilly-Mai is a moderately popular girls' name in England & Wales, ranking #420 in 2011 with 105 recorded births. This places Lilly-Mai in the top 6% of ranked UK girls' names for the year. Its actual usage is classified as Moderately Popular. The name reached its all-time peak in 2011 with 105 births ranking #420. In 2011, approximately 1 in every 3,060 girls born was named Lilly-Mai. FALLING Recent data shows the name is currently falling.