Trzęsacz was formerly part of the German Empire. In the German Empire, the place was called Gralower Untermühle.
The place is now called Trzęsacz and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Gralower Untermühle | German Empire | Landsberg (Warthe) | 1939 |
| Trzęsacz | Under Polish administration | Gorzów Wielkopolski | 1945 |
| Trzęsacz | Poland | Gorzów | 1992 |