Surname Реых (Reyh 
, Reyx 
, Reykh 
) , in the world, is a rare last name. The last name Реых is habitual in France, where it is a very rare surname, Spain, and Russia. Much less frequently, Реых is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Reyh | Germany, China, Russia, Philippines, United States |
| Reyx | France, Philippines |
| Reykh | India, Spain, Russia |
| Реых | Russia |