Surname Зер (Sehr 
, Зер 
) , in all the world, is quite a rare last name. The last name Зер is habitual in Togo, where it is quite a rare surname, Germany, and Ivory Coast. Not in comparison with a country's population, it is commonest in Germany, the United States, and Ivory Coast. Also, Зер is the forename as well as the last name.