Michał Rola-Żymierski (pronounced [ˈmixaw ˈrɔla ʐɨˈmjɛrskʲi]; 4 September 1890 – 15 October 1989) was a Polish high-ranking Communist Party leader, communist military commander and NKVD secret agent. He was appointed as Marshal of Poland by Joseph Stalin, and served in this position from 1945 until his death. He supported the 1981 imposition of Martial law in Poland.