Cognomen زمین (Zemin 
, زمین 
, জমি) , in the world, is a rare family name. The last name زمین is habitual in Cayman Islands, where it is quite a rare surname, Afghanistan, where it is a rare surname, and Hong Kong. Not in comparison with a country's population, this name is the most popular in China, Afghanistan, and Ethiopia. More frequently, زمین is the forename as well as the last name.