Julio is a moderately popular boys' name in United States, ranking #252 in 1999 with 1,244 recorded births. This places Julio in the top 2% of ranked US boys' names for the year. Its actual usage is classified as Moderately Popular. The name reached its all-time peak in 2005 with 1,517 births ranking #227. Since 1996, the popularity has decreased by 14.2%. In 1999, approximately 1 in every 1,543 boys born was named Julio. FALLING Recent data shows the name is currently falling.