Marius is a distinctive boys' name in United States, ranking #2804 in 1996 with 27 recorded births. This places Marius in the top 27% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2004 with 80 births ranking #1623. In 1996, approximately 1 in every 70,157 boys born was named Marius. RISING Recent data shows the name is currently rising.