| Gießgraben | |
| Subdivision Type1: | Country |
| Source1 Coordinates: | 48.4833°N 15.8667°W |
| Mouth Coordinates: | 48.3634°N 15.9358°W |
| Length: | 20.3km (12.6miles) |
The Gießgraben (also: Gießbach or Krampugraben) is a river of Lower Austria.
The Gießgraben originates below Hohenwarth and flows in southern direction into an old branch of the Danube near Utzenlaa, Königsbrunn am Wagram. Thereby the river reaches a length of approximately .