Ballupënen was formerly part of the German Empire. In the German Empire, the place was called Ballen.
The place is now called Poljanskoe and belongs to Russian Federation.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Ballupönen | German Empire | Schloßberg (Ostpr.) | 1938 |
| Ballen | German Empire | Schloßberg (Ostpr.) | 1939 |
| Ballupënen | Under Soviet administration | Kaliningrad | 1945 |
| Poljanskoe | Russian Federation | Krasnoznamensk | 1992 |