Nessau was formerly part of the German Empire. In the German Empire, the place was called Nessau (Wartheland).
The place is now called Nieszawa and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Nieszawa | Russian Empire | Nešava | 1914 |
| Nieszawa | Poland | Nieszawa | 1921 |
| Nessau | German Empire | Hermannsbad | 1939 |
| Nessau (Wartheland) | German Empire | Hermannsbad | 1939 |
| Nieszawa | Poland | Aleksandrów Kujawski | 1945 |
| Nieszawa | Poland | Włocławek | 1992 |