Cecillia is a distinctive girls' name in United States, ranking #8695 in 1998 with 10 recorded births. The name reached its all-time peak in 2007 with 20 births ranking #6609. Since 1996, the popularity has increased by 66.7%. In 1998, approximately 1 in every 176,689 girls born was named Cecillia. RISING Recent data shows the name is currently rising.