| Pigna Barney River | |
| Subdivision Type1: | Country |
| Subdivision Name1: | Australia |
| Subdivision Type2: | State |
| Subdivision Name2: | New South Wales |
| Subdivision Type3: | IBRA |
| Subdivision Name3: | NSW North Coast |
| Subdivision Type4: | District |
| Subdivision Name4: | Upper Hunter |
| Subdivision Type5: | Local government area |
| Subdivision Name5: | Upper Hunter |
| Length: | 40km (30miles) |
| Source1: | Mount Royal Range |
| Source1 Location: | south of Glenrock |
| Source1 Elevation: | 1210m (3,970feet) |
| Mouth: | confluence with the Manning River |
| Mouth Location: | south of Mount Myra |
| Mouth Elevation: | 389m (1,276feet) |
| River System: | Manning River catchment |
| Extra: | [1] |
Pigna Barney River, a partly perennial river of the Manning River catchment, is located in the Upper Hunter district of New South Wales, Australia.
Pigna Barney River rises on the eastern slopes of Mount Royal Range, south of the locale of Glenrock, and flows generally east by south before reaching its confluence with the Manning River, south of Mount Myra. The river descends over its course.[1]