Cognomen Рейхер (Reicher 
, Reiher 
, Рейхер 
) , all around the world, is quite a common family name. The last name Рейхер is habitual in Marshall Islands, where it is a common surname, Austria, where it is quite a common surname, and Fiji, where it is quite a rare surname. Not in comparison with a country's population, it most frequently occurs in Germany, Austria, and the United States. Very seldom, Рейхер is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Reicher | Australia, Austria, Germany, United States, Israel |
| Reiher | Australia, Austria, Germany, Brazil, United States |
| Рейхер | Kazakhstan, Russia, Ukraine |
| Reikher | United States, Israel |