Cognomen Seraya (Seraya 
, Serayo 
, Серая 
) , worldwide, is quite a rare last name. The family name Seraya is habitual in Belarus, where it is quite a rare surname, Russia, and Kazakhstan, where it is a rare surname. Measured by absolute frequency, it is the most numerous in Russia, Indonesia, and Belarus. Very seldom, Seraya is the forename as well as the last name.