Mattis is a distinctive boys' name in United States, ranking #4829 in 2023 with 21 recorded births. This places Mattis in the top 34% of ranked US boys' names for the year. Its actual usage is classified as Rare. The name reached its all-time peak in 2018 with 78 births ranking #1909. In 2023, approximately 1 in every 81,360 boys born was named Mattis. FALLING Recent data shows the name is currently falling.