Mattias is a distinctive boys' name in United States, ranking #1560 in 2016 with 106 recorded births. The name reached its all-time peak in 2021 with 184 births ranking #1114. Since 1996, the popularity has increased by 523.5%. In 2016, approximately 1 in every 17,898 boys born was named Mattias. STABLE Recent data shows the name is currently stable.