Rydzewen was formerly part of the German Empire. In the German Empire, the place was called Rotwalde.
The place is now called Rydzewo and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Rydzewen | German Empire | Lötzen | 1927 |
| Rotwalde | German Empire | Lötzen | 1939 |
| Rydzewo | Under Polish administration | Giżycko | 1945 |
| Rydzewo | Poland | Suwałki | 1992 |