Cornelio is a distinctive boys' name in United States, ranking #5290 in 2010 with 17 recorded births. The name reached its all-time peak in 2004 with 25 births ranking #3654. Since 1996, the popularity has decreased by 15.0%. In 2010, approximately 1 in every 112,848 boys born was named Cornelio. RISING Recent data shows the name is currently rising.