Little Weir River should not be confused with Weir River (Queensland).
| Little Weir | |
| Map Size: | 250 |
| Pushpin Map: | Australia New South Wales |
| Pushpin Map Size: | 250 |
| Pushpin Map Caption: | Location of the Little Weir River mouth in New South Wales |
| Subdivision Type1: | Country |
| Subdivision Name1: | Australia |
| Subdivision Type2: | States |
| Subdivision Name2: | Queensland, New South Wales |
| Subdivision Type3: | Region |
| Subdivision Name3: | South Downs, Orana |
| Length: | 78km (48miles) |
| Source1: | Barwon River |
| Source1 Location: | north of Mungindi, Queensland |
| Source1 Coordinates: | -28.8872°N 149.0556°W |
| Source1 Elevation: | 169m (554feet) |
| Mouth: | confluence with the Barwon River |
| Mouth Location: | near Moyan, New South Wales |
| Mouth Coordinates: | -29.0661°N 148.8283°W |
| Mouth Elevation: | 153m (502feet) |
| River System: | Barwon River catchment, Murray–Darling basin |
| Extra: | [1] |
The Little Weir River, an anabranch of the Barwon River within the Murray–Darling basin, is located in the South Downs district of Queensland and the Orana district of New South Wales, Australia.
The river leaves Barwon River, north of Mungindi, Queensland, and flows generally south-west, before reaching its confluence with the Barwon River, near Moyan, in New South Wales; descending over its 78km (48miles) course.[1]