Mikhail Zamotin (alternate listings: Mikhail Samotin, Mikhail Zamothin, born November 14, 1937) is a Soviet-born, Russian sprint canoeist who competed in the 1960s.
At the 1968 Summer Olympics in Mexico City, he won a bronze medal in the C-2 1000 m event.
Zamotin also won a complete set of medals at the ICF Canoe Sprint World Championships with a gold (C-1 10000 m: 1963), a silver (C-2 1000 m: 1963), and a bronze (C-1 10000 m: 1966).