Rethberg
Rethberg stands for:
- Rethberg, an island in the Rühner See in the Rostock district in Mecklenburg-Western Pomerania
- Rethberg (Schweriner See) , an island in the Schweriner Outer Lake in the district of Northwest Mecklenburg in Mecklenburg-Western Pomerania
Rethberg is the family name of the following people:
- Elisabeth Rethberg (1894–1976), German opera singer (soprano)