Dziaduszyn was formerly part of the German Empire. In the German Empire, the place was called Charlottenhof.
The place is now called Dziaduszyn and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Charlottenhof | German Empire | Angerburg | 1939 |
| Dziaduszyn | Under Polish administration | Węgorzewo | 1945 |
| Dziaduszyn | Poland | Suwałki | 1992 |