Siekierzyce was formerly part of the German Empire. In the German Empire, the place was called Seckerwitz.
The place is now called Siekierzyce and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Seckerwitz | German Empire | Jauer | 1939 |
| Siekierzyce | Under Polish administration | Jawor | 1945 |
| Siekierzyce | Poland | Legnica | 1992 |