Cecily is a distinctive girls' name in United States, ranking #1892 in 2008 with 112 recorded births. This places Cecily in the top 9% of ranked US girls' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2014 with 244 births ranking #1061. Since 1996, the popularity has decreased by 15.2%. In 2008, approximately 1 in every 16,881 girls born was named Cecily. RISING Recent data shows the name is currently rising.