Brzozowiec was formerly part of the German Empire. In the German Empire, the place was called Wilhelminenort.
The place is now called Brzozowiec and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Wilhelminenort | German Empire | Oels | 1939 |
| Brzozowiec | Under Polish administration | Oleśnica | 1945 |
| Brzozowiec | Poland | Opole | 1992 |