Grabów was formerly part of the German Empire. In the German Empire, the place was called Altwerder (Wartheland).
The place is now called Grabów n. Prosną and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Grabow (Bz. Posen) | German Empire | Schildberg | before the Versailles Treaty |
| Grabów | Poland | Kępno | after the Versailles Treaty |
| Grabow | German Empire | Kempen (Wartheland) | 1939 |
| Altwerder (Wartheland) | German Empire | Kempen (Wartheland) | 1939 |
| Grabów n. Prosną | Poland | Ostrzeszów | 1945 |
| Grabów n. Prosną | Poland | Kalisz | 1992 |