Rontavius is a distinctive boys' name in United States, ranking #10233 in 1996 with 5 recorded births. This places Rontavius in the bottom 3% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 1997 with 6 births ranking #9037. In 1996, approximately 1 in every 378,847 boys born was named Rontavius. STABLE Recent data shows the name is currently stable.