Trenkensru was formerly part of the German Empire. In the German Empire, the place was called Trenkensruh.
The place is now abandoned and the area belongs to Russian Federation.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Trenkensruh | German Empire | Gerdauen | 1939 |
| Trenkensru | Under Soviet administration | Kaliningrad | 1945 |
| - aufgelassen - | Russian Federation | Pravdinsk | 1992 |