Rychnowy was formerly part of the German Empire. In the German Empire, the place was called Rückenau.
The place is now called Rychnowy and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Rückenau | German Empire | Elbing | before the Versailles Treaty |
| Rückenau | German Empire | Elbing, Land | after the Versailles Treaty |
| Rückenau | German Empire | Elbing | 1939 |
| Rückenau | German Empire | Elbing | 1939 |
| Rychnowy | Under Polish administration | Elbląg | 1945 |
| Rychnowy | Poland | Elbląg | 1992 |