Ernesto is a moderately popular boys' name in United States, ranking #491 in 2010 with 529 recorded births. The name reached its all-time peak in 2003 with 854 births ranking #335. Since 1996, the popularity has decreased by 31.7%. In 2010, approximately 1 in every 3,626 boys born was named Ernesto. STABLE Recent data shows the name is currently stable.