Julio is a moderately popular boys' name in United States, ranking #488 in 2016 with 626 recorded births. The name reached its all-time peak in 2005 with 1,517 births ranking #227. Since 1996, the popularity has decreased by 56.8%. In 2016, approximately 1 in every 3,031 boys born was named Julio. FALLING Recent data shows the name is currently falling.