Rondarius is a distinctive boys' name in United States, ranking #7708 in 2003 with 9 recorded births. This places Rondarius in the bottom 40% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2000 with 20 births ranking #4037. Since 1996, the popularity has decreased by 25.0%. In 2003, approximately 1 in every 219,474 boys born was named Rondarius. STABLE Recent data shows the name is currently stable.