Cognomen Raykh (Раих 
, Райх 
, Raykh 
) , around the world, is a rare surname. The surname Raykh is habitual in Kazakhstan, where it is quite a rare surname, Russia, where it is a rare surname, and Kyrgyzstan. Measured by absolute frequency, the name is most common in Kazakhstan, Russia, and Ukraine. Very seldom, Raykh is the forename as well as the last name.