The Papar River (Malay: Sungai Papar) is a river in West Coast Division, northwestern Sabah of Malaysia. It has a total length of 60 km (37 mi) from its headwaters in the mountains of northwest Sabah to its outlet at the South China Sea, northwest of Papar town. Its source is originated from the mountains in the interior Papar, Penampang and Tuaran Districts, which part of the Crocker Range system. These includes the area of Babagon, Bonobukan, Buayan, Central Papar, Gramatoi, Himpangno, Kaiduan, Kalangan, Kawari, Kogopon, Lingan, Mandalipau, Marahang, Padawan, Terian, Tiku and Ulu Papar.