Cecily is a distinctive girls' name in England & Wales, ranking #663 in 2013 with 60 recorded births. The name reached its all-time peak in 2025 with 78 births ranking #514. Since 1996, the popularity has increased by 185.7%. In 2013, approximately 1 in every 5,141 girls born was named Cecily. RISING Recent data shows the name is currently rising.