Cecillia is a distinctive girls' name in United States, ranking #8205 in 2008 with 15 recorded births. The name reached its all-time peak in 2007 with 20 births ranking #6609. Since 1996, the popularity has increased by 150.0%. In 2008, approximately 1 in every 126,048 girls born was named Cecillia. RISING Recent data shows the name is currently rising.