Fort-Louis was formerly part of the German Empire. In the German Empire, the place was called Ludwigsfeste.
The place is now called Fort-Louis and belongs to France.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Fort-Louis | German Empire | Hagenau | before the Versailles Treaty |
| Ludwigsfeste | German Empire | Hagenau | before the Versailles Treaty |
| Fort-Louis | France | Bas-Rhin | after the Versailles Treaty |
| Ludwigsfeste | German Empire | Hagenau | 1940 |
| Fort-Louis | France | Bas-Rhin | 1945 |
| Fort-Louis | France | Bas-Rhin | 1993 |