Ladegaard I was formerly part of the German Empire. In the German Empire, the place was called Ladegaard I.
The place is now called Ladegård (Haderslev-Ladegård) and belongs to Denmark.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Ladegaard I | German Empire | Hadersleben | before the Versailles Treaty |
| Ladegaard | Denmark | Haderslev | after the Versailles Treaty |
| Ladegård (Haderslev-Ladegård) | Denmark | Sønderjylland | 1993 |