Potażnia was formerly part of the German Empire. In the German Empire, the place was called Potażnia.
The place is now called Potażnia and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Potaznia | Russian Empire | Kališ | 1914 |
| Potażnia | Poland | Kalisz | 1921 |
| Potażnia | German Empire | Turek | 1939 |
| Potażnia | Poland | Turek | 1945 |
| Potażnia | Poland | Konin | 1992 |