Cognomen Mathaeus (ماتيوس 
, マテウス 
, Mathaeus 
) , worldwide, is a very rare last name. The cognomen Mathaeus is characteristic of Palestinian Territory, where it is a rare surname, Germany, where it is a very rare surname, and the United States, where it is an extremely rare surname. More prevalently, Mathaeus is the forename as well as the last name.