| Coolongolook 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: | Mid North Coast |
| Subdivision Type5: | Local government area |
| Subdivision Name5: | Mid-Coast Council |
| Length: | 47km (29miles) |
| Source1: | Mount Chapman, Koolonock Range |
| Source1 Location: | near Wootton |
| Source1 Elevation: | 173m (568feet) |
| Mouth: | Wallis Lake |
| Mouth Location: | near Forster and Tuncurry |
| Mouth Elevation: | 0m (00feet) |
| River System: | Mid-Coast Council |
| Tributaries Left: | Wallamba River |
| Tributaries Right: | Wallingat River |
| Extra: | [1] |
Coolongolook River, a watercourse of the Mid-Coast Council[2] system, is located in the Mid North Coast district of New South Wales, Australia.
Coolongolook River rises on the northern slopes below Mount Chapman within the Koolonock Range, near Wootton, and flows generally north and north northeast, joined by the Wallamba and Wallingat rivers, before reaching its confluence with Wallis Lake; descending over its course.[1]