| Dundas | |
| Map Size: | 250 |
| Pushpin Map: | Australia Victoria |
| Pushpin Map Size: | 250 |
| Pushpin Map Caption: | Location of the Dundas River mouth in Victoria |
| Subdivision Type1: | Country |
| Subdivision Name1: | Australia |
| Subdivision Type2: | State |
| Subdivision Name2: | Victoria |
| Subdivision Type3: | Region |
| Subdivision Name3: | Victorian Midlands, Naracoorte Coastal Plain (IBRA), Western District |
| Subdivision Type5: | Local government area |
| Subdivision Name5: | Southern Grampians Shire |
| Length: | 19km (12miles) |
| Source1: | Mount Dundas |
| Source1 Location: | south of |
| Source1 Coordinates: | -37.4203°N 141.9072°W |
| Source1 Elevation: | 244m (801feet) |
| Mouth: | confluence with Wannon River |
| Mouth Location: | west of |
| Mouth Coordinates: | -37.5336°N 142.0136°W |
| Mouth Elevation: | 198m (650feet) |
| River System: | Glenelg Hopkins catchment |
| Tributaries Left: | Stony Creek (Southern Grampians, Victoria), McGill Creek |
| Extra: | [1] |
The Dundas River, a perennial river of the Glenelg Hopkins catchment, is located in the Western District of Victoria, Australia.
The Dundas River rises below Mount Dundas, south of, and flows generally east by southeast, joined by two minor tributaries before reaching its confluence with Wannon River west of . The river descends over its 19km (12miles) course.[1]