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