Neder-Aastrup is a place, that after the Versailles Treaty belonged to Denmark and was situated in the administrative region Haderslev.
Neder-Aastrup was formerly part of the German Empire. In the German Empire, the place was called Nieder-Aastrup. The place is now called Neder Åstrup (Haderslev-Neder Åstrup) and belongs to Denmark.