Surname Маттус (Mattus 
, Маттус 
, Mattous 
) , all around the world, is quite a rare family name. The family name Маттус is habitual in Seychelles, where it is quite a common surname, Estonia, where it is quite a rare surname, and Finland, where it is a rare surname. In absolute terms, this name is the most popular in the United States, Argentina, and Chile. Very seldom, Маттус is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mattus | Argentina, Chile, United States, Seychelles, Peru |
| Маттус | Ukraine, Russia, Kazakhstan |
| Mattous | United States, Morocco |