Surname Бидер (Bider 
, Bieder 
, Бидер 
) , worldwide, is quite a rare cognomen. The family name Бидер is habitual in Switzerland, where it is quite a rare surname, Israel, and Slovenia. Not in comparison with a country's population, this name is the most popular in Germany, Switzerland, and Israel. Very seldom, Бидер is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bider | Germany, Egypt, Switzerland, Poland, Israel |
| Bieder | Germany, Austria, Switzerland, United States, Poland |
| Бидер | Kazakhstan, Russia, Ukraine |