Ostrowo was formerly part of the German Empire. In the German Empire, the place was called Osterholm.
The place is now called Ostrowo and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Ostrowo b. Amsee | German Empire | Inowrazlaw | before the Versailles Treaty |
| Ostrowo | Poland | Inowroclaw | after the Versailles Treaty |
| Osterholm | German Empire | Hohensalza | 1939 |
| Ostrowo | Poland | Inowroclaw | 1945 |
| Ostrowo | Poland | Bydgoszcz | 1992 |