Millicent is a moderately popular girls' name in England & Wales, ranking #354 in 2005 with 113 recorded births. The name reached its all-time peak in 1998 with 143 births ranking #273. Since 1996, the popularity has increased by 71.2%. In 2005, approximately 1 in every 2,551 girls born was named Millicent. RISING Recent data shows the name is currently rising.