Last name Demid (Демид 
, Demid 
, 德米德 
) , all over the world, is a rare cognomen. The surname Demid is habitual in Mongolia, where it is quite a rare surname, Belarus, and Ukraine, where it is a rare surname. Measured by absolute frequency, it is the most numerous in Ukraine, Ethiopia, and Belarus. More prevalently, Demid is the forename as well as the last name.