Dio is a distinctive boys' name in United States, ranking #9908 in 2014 with 7 recorded births. This places Dio in the bottom 30% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2021 with 33 births ranking #3439. In 2014, approximately 1 in every 274,348 boys born was named Dio. STABLE Recent data shows the name is currently stable.