Last name Гейдрих (Heydrich 
, Гейдрих 
) , around the world, is quite a rare cognomen. The last name Гейдрих is habitual in Cuba, where it is quite a rare surname, Switzerland, and Germany, where it is a rare surname. Very seldom, Гейдрих is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Heydrich | Brazil, Cuba, Switzerland, United States, Germany |
| Гейдрих | Russia, Kazakhstan, Ukraine |