| Padas River | |
| Native Name: | in Long Pasia. |
| Image Alt: | Padas River as seen on Beaufort District |
| Map Size: | 250px |
| Subdivision Type1: | Country |
| Subdivision Name1: |  Malaysia |
| Subdivision Type2: | State |
| Subdivision Type3: | Division |
| Subdivision Name3: | Interior Division |
| Subdivision Type4: | Precise location |
| Subdivision Name4: | Northwestern Borneo |
| Source1 Location: | From Long Pasia through mountains in Beaufort, Keningau and Tenom Districts |
| Mouth Location: | At Beaufort District into South China Sea |
| Mouth Coordinates: | 5.1807°N 115.5602°W |
| Mouth Elevation: | Sea level |
| Length: | 120km (80miles)[1] |
| Basin Size: | 91800NaN0[2] |
| River System: | Crocker Range[3] [4] |
The Padas River (Malay: Sungai Padas) is a river in Interior Division, southwestern Sabah of Malaysia. It has a total length of 120km (80miles) from its headwaters in the mountains of northwest Sabah to its outlet at the South China Sea, southwest of Beaufort town. It originates from the Long Pasia in Sipitang and goes through the mountains in the interior Beaufort, Keningau and Tenom Districts, which are part of the Crocker Range system.[4] Padas river is from Long Pasia.
The river is important to provide water supply to Labuan and both districts of Beaufort and Tenom including as the main source of hydroelectric power to entire west coast of Sabah.[3] The river is among the destination for water rafting activities in Sabah aside from Liwagu and Kiulu River.[5] [6]