Ellernsee was formerly part of the German Empire. In the German Empire, the place was called Ellernsee.
The place is now called Jeziory Wielkie and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Ellernsee | German Empire | Schroda | before the Versailles Treaty |
| Wielkie Jeziory, Dwór | Poland | Środa | after the Versailles Treaty |
| Ellernsee | German Empire | Schroda | 1939 |
| Jeziory Wielkie, Osada | Poland | Środa | 1945 |
| Jeziory Wielkie | Poland | Poznań | 1992 |