Julio is a moderately popular boys' name in United States, ranking #384 in 2012 with 776 recorded births. The name reached its all-time peak in 2005 with 1,517 births ranking #227. Since 1996, the popularity has decreased by 46.5%. In 2012, approximately 1 in every 2,444 boys born was named Julio. FALLING Recent data shows the name is currently falling.