Cobark River
| Cobark River Hole Creek, Cobakh River, Arundel River  | |
|---|---|
| Location | |
| Country | Australia | 
| State | New South Wales | 
| IBRA | New England Tablelands, NSW North Coast | 
| District | Upper Hunter, Mid North Coast | 
| Local government area | Mid-Coast Council | 
| Physical characteristics | |
| Source | Barrington Tops, Great Dividing Range | 
| • location | near Tunderbolts Lookout, Barrington Tops National Park | 
| • elevation | 745 m (2,444 ft) | 
| Mouth | confluence with the Barrington River | 
 • location  | near Upper Bowman | 
 • elevation  | 218 m (715 ft) | 
| Length | 27 km (17 mi) | 
| Basin features | |
| River system | Manning River catchment | 
| Tributaries | |
| • left | Dilgry River | 
| National park | Barrington Tops | 
Cobark River, a perennial river of the Manning River catchment, is located in the Upper Hunter district of New South Wales, Australia.