| Ada | |
| Pushpin Map: | Australia Victoria |
| Pushpin Map Caption: | Mouth of the Ada River in Victoria |
| Subdivision Type1: | Country |
| Subdivision Name1: | Australia |
| Subdivision Type2: | State |
| Subdivision Name2: | Victoria |
| Subdivision Type3: | Region |
| Subdivision Name3: | South East Coastal Plain (IBRA), West Gippsland |
| Subdivision Type5: | Local government area |
| Subdivision Name5: | Shire of Baw Baw |
| Length: | 14km (09miles) |
| Source1: | Marney Hill |
| Source1 Location: | northeast of |
| Source1 Coordinates: | -37.8258°N 145.7942°W |
| Source1 Elevation: | 843m (2,766feet) |
| Mouth: | confluence with the Latrobe River |
| Mouth Location: | west of |
| Mouth Coordinates: | -37.8822°N 145.8953°W |
| Mouth Elevation: | 297m (974feet) |
| River System: | West Gippsland catchment |
| Extra: | [1] [2] |
The Ada River is a perennial river of the West Gippsland catchment, located in the West Gippsland region of the Australian state of Victoria.
Ada River rises below Marney Hill, northeast of, in a state forestry area, and flows generally northeast, then south by east, before reaching its confluence with the Latrobe River, north of the Yarra Junction-Noojee Road, west of the locality of in the Shire of Baw Baw. The river descends over its 14km (09miles) course.[2]
The Ada River sub-catchment area is managed by the West Gippsland Catchment Management Authority.