Eisermühl was formerly part of the German Empire. In the German Empire, the place was called Eisermühl.
The place is now called Staświny and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Staßwinnen | German Empire | Lötzen | 1938 |
| Eisermühl | German Empire | Lötzen | 1939 |
| Staświny | Under Polish administration | Giżycko | 1945 |
| Staświny | Poland | Suwałki | 1992 |