Piotrowo was formerly part of the German Empire. In the German Empire, the place was called Petershagen.
The place is now called Piotrowo (Poznań-Piotrowo) and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Adlig Piotrowo | German Empire | Posen Ost | before the Versailles Treaty |
| Piotrowo | Poland | Poznań | after the Versailles Treaty |
| Petershagen | German Empire | Posen | 1939 |
| Piotrowo (Poznań-Piotrowo) | Poland | Poznań m. | 1945 |
| Piotrowo (Poznań-Piotrowo) | Poland | Poznań | 1992 |