Last name Marushin (Marushin 
, Марушин 
) , in the world, is a rare surname. The last name Marushin is habitual in Russia, where it is a rare surname, Belarus, and Kazakhstan, where it is a very rare surname. Not in comparison with a country's population, it most frequently occurs in Russia, the United States, and Ukraine. Much less frequently, Marushin is the forename as well as the last name.