Mattias is a distinctive boys' name in United States, ranking #2993 in 2004 with 34 recorded births. This places Mattias in the top 23% 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 184 births ranking #1114. Since 1996, the popularity has increased by 100.0%. In 2004, approximately 1 in every 58,377 boys born was named Mattias. STABLE Recent data shows the name is currently stable.