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