Milanowo was formerly part of the German Empire. In the German Empire, the place was called Mielen.
The place is now called Milanowo and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Milanowo | German Empire | Marienwerder | before the Versailles Treaty |
| Milanowo | Poland | Gniew | after the Versailles Treaty |
| Mielen | German Empire | Dirschau | 1939 |
| Milanowo | Poland | Tczew | 1945 |
| Milanowo | Poland | Gdańsk | 1992 |