Last name Shumai (Shumai 
, Шумай 
, Шумаи ) , in all the world, is a rare surname. The family name Shumai is characteristic of Belarus, where it is a rare surname, Kazakhstan, and Russia. Measured by absolute frequency, it is the most numerous in Eastern Europe, particularly Russia, Belarus, and Ukraine. Very seldom, Shumai is the forename as well as the last name.