Cecily is a distinctive girls' name in England & Wales, ranking #589 in 2014 with 70 recorded births. The name reached its all-time peak in 2025 with 78 births ranking #514. Since 1996, the popularity has increased by 233.3%. In 2014, approximately 1 in every 4,381 girls born was named Cecily. RISING Recent data shows the name is currently rising.