Monterio is a distinctive boys' name in United States, ranking #13488 in 2018 with 5 recorded births. This places Monterio in the bottom 4% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1996 with 17 births ranking #3966. Since 1996, the popularity has decreased by 70.6%. In 2018, approximately 1 in every 363,095 boys born was named Monterio. STABLE Recent data shows the name is currently stable.