The Chulym (Чулым) is a river in Krasnoyarsk Krai and Tomsk Oblast in Russia, a right tributary of the Ob River. The length of the river is . The area of its basin is . The Chulym flows into the Ob in Ust-Chulym. The towns of Nazarovo, Achinsk, and Asino are located on the Chulym River.