Cognomen Матэрн (Matern 
, Матэрн 
) , in the entire world, is quite a rare last name. The cognomen Матэрн is habitual in Germany, where it is quite a rare surname, Hungary, where it is a rare surname, and Sweden. In absolute terms, it is the most numerous in Germany, the United States, and France. Very seldom, Матэрн is the forename as well as the last name.