Romilly is a distinctive girls' name in England & Wales, ranking #623 in 2007 with 56 recorded births. The name reached its all-time peak in 2023 with 74 births ranking #528. Since 1996, the popularity has increased by 600.0%. In 2007, approximately 1 in every 5,466 girls born was named Romilly. STABLE Recent data shows the name is currently stable.