Eduard Heinrich Rudolph David (11 June 1863 – 24 December 1930) was a German politician. He was an important figure in the history of the Social Democratic Party of Germany (SPD) and of the German political labour movement. After the German Revolution of 1918-19 he was Minister of the Interior in the Cabinet Bauer from June 1919 to October 1919 and served as Minister without Portfolio in other cabinets, including the very first democratically elected government of the Weimar Republic.