Rostken, Ksp. Baitkowen was formerly part of the German Empire. In the German Empire, the place was called Waiblingen (Ostpr.).
The place is now called Rostki Bajtkowskie and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Rostken, Ksp. Baitkowen | German Empire | Lyck | 1938 |
| Waiblingen (Ostpr.) | German Empire | Lyck | 1939 |
| Rostki Bajtkowskie | Under Polish administration | Ełk | 1945 |
| Rostki Bajtkowskie | Poland | Suwałki | 1992 |