Cecilio is a distinctive boys' name in United States, ranking #5760 in 2012 with 15 recorded births. This places Cecilio in the top 40% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1998 with 39 births ranking #2280. Since 1996, the popularity has decreased by 44.4%. In 2012, approximately 1 in every 126,442 boys born was named Cecilio. FALLING Recent data shows the name is currently falling.