Ivan Polzunov

Ivan Ivanovich Polzunov
Иван Иванович Ползунов
Ivan Polzunov as depicted in Polzunov restaurant in Barnaul
BornMarch 14, 1728
DiedMay 27, 1766 (aged 38)
OccupationInventor

Ivan Ivanovich Polzunov (Russian: Иван Иванович Ползунов 1728 – May 27, 1766 n.s.) was a Russian inventor. He created the first steam engine in Russia and the first two-cylinder engine in the world.

Minor planet 1978SP7 is named in his honor, as is a crater on the Moon.