Vestergaard was formerly part of the German Empire. In the German Empire, the place was called Westergaard (b. Arrild).
The place is now called Vestergård and belongs to Denmark.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Westergaard (b. Arrild) | German Empire | Hadersleben | before the Versailles Treaty |
| Vestergaard | Denmark | Tønder | after the Versailles Treaty |
| Vestergård | Denmark | Sønderjylland | 1993 |