Scharfenberg was formerly part of the German Empire. In the German Empire, the place was called Scharfenberg.
The place is now called Grudzieniec and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Scharfenberg | German Empire | Falkenberg O.S. | 1939 |
| Grudzieniec | Under Polish administration | Niemodlin | 1945 |
| Grudzieniec | Poland | Opole | 1992 |