Konstantin Rokossovsky

Konstanty Rokossovsky, Polish: "Konstanty Rokossowski", (21 December 1896 in Warsaw - 3 August 1968 in Moscow) was a Marshall of the Soviet Union (1944), a marshall of Poland (1949), and twice a Hero of the Soviet Union (1944, 1945). 
In World War II he commanded an army in the Moscow battle, Bryansk, and Donskoy fronts (in the Stalingrad battle).