Luisengraben
Luisengraben is a water body name:
- Luisengraben (Altmühl) , left floodplain of the Altmühl near Gunzenhausen in the Weißenburg-Gunzenhausen district, Bavaria
- Luisengraben (Saale) , right tributary of the Saale through the Wettin district of the city of Wettin-Löbejün in the Saale district, Saxony-Anhalt