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