Cognomen 泽默 (Zemmer 
, 泽默 
) , in the world, is a rare last name. The surname 泽默 is habitual in Italy, where it is a rare surname, Costa Rica, and France, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in Italy, the United States, and France. Very seldom, 泽默 is the forename as well as the last name.