Guermange was formerly part of the German Empire. In the German Empire, the place was called Germingen.
The place is now called Guermange and belongs to France.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Germingen | German Empire | Saarburg | before the Versailles Treaty |
| Guermange | France | Moselle | after the Versailles Treaty |
| Germingen (Westmark) | German Empire | Saarburg (Westmark) | 1940 |
| Germingen | German Empire | Saarburg (Westmark) | 1940 |
| Guermange | France | Moselle | 1945 |
| Guermange | France | Moselle | 1993 |