Last name Рун (Run 
, Roun 
, Рун 
) , in all the world, is a common surname. The last name Рун is characteristic of Reunion, where it is quite a common surname, Iceland, and Malaysia, where it is quite a rare surname. Not in comparison with a country's population, it most frequently occurs in China, Malaysia, and Indonesia. Also, Рун is the forename as well as the last name.