Otto Grotewohl

Otto Grotewohl (German pronunciation: [ˈɔtoː ˈɡʁoːtəvoːl]; 11 March 1894 – 23 September 1964) was an (East) German politician. He was co-chairman of the Socialist Unity Party of Germany (SED) from 1946 to 1950 (together with Wilhelm Pieck), and the first prime minister of the German Democratic Republic from 1949 until his death in 1964.
On behalf of the Independent Social Democratic Party of Germany (USPD) and later the Social Democratic Party of Germany (SPD) Grotewohl was a member of the Landtag of the Free State of Brunswick from 1920 to 1930, and also a minister of the Free State of Brunswick. He was also a member of the Reichstag from 1925 to 1933.