Gallehus (Tønder-Gallehus) was formerly part of the German Empire. In the German Empire, the place was called Gallehuus.
The place is now called Gallehus (Tønder-Gallehus) and belongs to Denmark.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Gallehuus | German Empire | Tondern | before the Versailles Treaty |
| Gallehus | Denmark | Tønder | after the Versailles Treaty |
| Gallehus (Tønder-Gallehus) | Denmark | Sønderjylland | 1993 |