Julio is a moderately popular boys' name in United States, ranking #412 in 2013 with 717 recorded births. The name reached its all-time peak in 2005 with 1,517 births ranking #227. Since 1996, the popularity has decreased by 50.6%. In 2013, approximately 1 in every 2,638 boys born was named Julio. FALLING Recent data shows the name is currently falling.