Ernesto is a distinctive boys' name in United States, ranking #640 in 2015 with 414 recorded births. The name reached its all-time peak in 2003 with 854 births ranking #335. Since 1996, the popularity has decreased by 46.5%. In 2015, approximately 1 in every 4,629 boys born was named Ernesto. STABLE Recent data shows the name is currently stable.