Zommerkrug was formerly part of the German Empire. In the German Empire, the place was called Sommerkrug.
The place is now called Razdolˈnoe and belongs to Russian Federation.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Sommerkrug | German Empire | Ebenrode | 1939 |
| Zommerkrug | Under Soviet administration | Kaliningrad | 1945 |
| Razdolˈnoe | Russian Federation | Nesterov | 1992 |