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Cognomen Rufer (Rufer
, Руфер
, روفر) , in the entire world, is quite a rare last name. The cognomen Rufer is characteristic of Switzerland, where it is quite a common surname, Czechia, where it is quite a rare surname, and New Zealand, where it is a rare surname. In absolute terms, it is commonest in Switzerland, the United States, and Germany. Very seldom, Rufer is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rufer | Czechia, Switzerland, United States, Democratic Republic of the Congo, Germany |
| Руфер | Russia, Ukraine |