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Last name Ruediger (Rüdiger
, Ruediger
) , throughout the world, is quite a common surname. The family name Ruediger is habitual in Montenegro, where it is quite a common surname, Germany, where it is quite a rare surname, and Austria, where it is a rare surname. Not in comparison with a country's population, it is the most numerous in Germany, Brazil, and the United States. More frequently, Ruediger is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ruediger, Rüdiger | United States, Spain, Austria, Germany, Brazil |