Renkawtschin was formerly part of the German Empire. In the German Empire, the place was called Waldgrund.
The place is now called Rękawczyn and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Renkawtschin | German Empire | Mogilno | before the Versailles Treaty |
| Rękawczyn | Poland | Mogilno | after the Versailles Treaty |
| Waldgrund | German Empire | Mogilno | 1939 |
| Rękawczyn | Poland | Mogilno | 1945 |
| Rękawczyn | Poland | Konin | 1992 |