Błażejowice was formerly part of the German Empire. In the German Empire, the place was called Altweiler.
The place is now called Błażejowice and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Blazeowitz | German Empire | Cosel | 1935 |
| Altweiler | German Empire | Cosel | 1939 |
| Błażejowice | Under Polish administration | Koźle | 1945 |
| Błażejowice | Poland | Opole | 1992 |