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