Surname Sanyn (Sanyn 
, Санин 
) , in all the world, is quite a rare cognomen. The last name Sanyn is characteristic of Maldives, where it is quite a common surname, Russia, where it is quite a rare surname, and Kazakhstan. In absolute terms, it is the most numerous in Russia, Kazakhstan, and Belarus. Very seldom, Sanyn is the forename as well as the last name.