| Sarawak River Sungai Sarawak | |
| Subdivision Type1: | Country |
| Subdivision Name1: | Malaysia |
| Length: | 120km (80miles) |
| Source1: | Upper Kapuas Range |
| Source1 Location: | Malaysia |
| Mouth: | Muara Tebas |
| Mouth Location: | South China Sea, Malaysia |
| Mouth Coordinates: | 1.638°N 110.4996°W |
| Mouth Elevation: | 0m (00feet) |
| Basin Size: | 2459km2 |
| Tributaries Left: | Sg. Sarawak Kiri |
| Tributaries Right: | Sg. Sarawak Kanan |
The Sarawak River (ms|Sungai Sarawak) is a river in Sarawak, Malaysia. It is an important source of water and transportation for the inhabitants in southwestern Sarawak. The river is also used for water-related sport activities such as the annual Sarawak Regatta which attract tourists from all over the world.
The Astana, the official residence of the Yang di-Pertua Negeri Sarawak (Governor of Sarawak) and the New Sarawak State Legislative Assembly Building is located on the north bank of the river as well as Fort Margherita.
It runs along Holiday Inn Kuching (now named Grand Margherita Hotel) and Riverbank Suites apartment near the river. The Sarawak River Cruise runs around it.
There are six archeological sites in Santubong, located at the mouth of the river.[1]