Cecilio is a distinctive boys' name in United States, ranking #5935 in 2024 with 15 recorded births. The name reached its all-time peak in 1998 with 39 births ranking #2280. Since 1996, the popularity has decreased by 44.4%. In 2024, approximately 1 in every 114,354 boys born was named Cecilio. FALLING Recent data shows the name is currently falling.