The Suda is a river in Babayevsky, Kaduysky, and Cherepovetsky Districts of Vologda Oblast in Russia. It flows into the Rybinsk Reservoir of the Volga. It is 184 kilometres (114 mi) long, with a drainage basin of 13,500 square kilometres (5,200 sq mi) and an average discharge of 134 cubic metres per second (4,700 cu ft/s). Its main tributaries are the Shogda, the Andoga, the Kolp, the Voron and the Petukh.