The Shosha (Russian: Шо́ша) is a river in Zubtsovsky, Staritsky, Kalininsky and Konakovsky districts of Tver Oblast and Lotoshinsky District of Moscow Oblast in Russia. It is a right tributary of the Volga. The length of the Shosha is 163 kilometres. The area of its basin is 3,080 square kilometres. The river flows into the Ivankovo Reservoir. The Shosha freezes up in November through early January and stays icebound until late March or early April.
