Family name Semizian (Semizian 
, Семизьян 
) , around the globe, is a very rare cognomen. The last name Semizian is habitual in Russia, where it is a very rare surname, Argentina, where it is an extremely rare surname, and France. In absolute terms, it is the most numerous in Russia, the United States, and Argentina. Very seldom, Semizian is the forename as well as the last name.