Duhnehäuser was formerly part of the German Empire. In the German Empire, the place was called Duhnehäuser.
The place is now called Dunaj and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Duhnehäuser | German Empire | Glatz | 1939 |
| Dunaj | Under Polish administration | Kłodzko | 1945 |
| Dunaj | Poland | Wałbrzych | 1992 |