| Niemur River | |
| Perennial stream | |
| Country | Australia |
|---|---|
| State | New South Wales |
| Region | IBRA: Riverina |
| District | Riverina |
| Municipalities | Murray, Deniliquin, Wakool |
| Part of | Murray River, Murray–Darling basin |
| Source | Edward River |
| - location | near Moonahcullah |
| - elevation | 92 m (302 ft) |
| Mouth | confluence with the Wakool River |
| - location | north of Swan Hill |
| - elevation | 63 m (207 ft) |
| Length | 155 km (96 mi) |
Niemur River, a perennial stream of the Murray catchment and part of the Murray-Darling basin, is located in the western Riverina region of south western New South Wales, Australia.
The river leaves Edward River, near Moonahcullah, flowing generally west north-west, joined by five minor tributaries, before reaching its confluence with the Wakool River, north of Swan Hill; descending 29 metres (95 ft) over its 155 kilometres (96 mi) course.
Coordinates: 35°08′S 143°42′E / 35.133°S 143.700°E