Parabel River (Russian: Парабель) is a river in the Tomsk Oblast in Russia. It is a left tributary of the Ob River. The Parabel River is 308 kilometres (191 mi) long, and its basin covers 25,500 square kilometres (9,800 sq mi). The river is formed at the confluence of the Kenga and Chuzik Rivers. The Parabel freezes in the second half of October to early November and stays under the ice until late April to early May.