Monica is a moderately popular girls' name in England & Wales, ranking #274 in 1997 with 138 recorded births. This places Monica 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 1997 with 138 births ranking #274. Since 1996, the popularity has increased by 48.4%. In 1997, approximately 1 in every 2,125 girls born was named Monica. STABLE Recent data shows the name is currently stable.