Cecillia is a distinctive girls' name in United States, ranking #7399 in 2009 with 17 recorded births. The name reached its all-time peak in 2007 with 20 births ranking #6609. Since 1996, the popularity has increased by 183.3%. In 2009, approximately 1 in every 108,051 girls born was named Cecillia. RISING Recent data shows the name is currently rising.