Zdunowo was formerly part of the German Empire. In the German Empire, the place was called Sadunen.
The place is now called Zdunowo and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Sdunowen | German Empire | Johannisburg | 1938 |
| Sadunen | German Empire | Johannisburg | 1939 |
| Zdunowo | Under Polish administration | Pisz | 1945 |
| Zdunowo | Poland | Suwałki | 1992 |