Ludwig Erhard, German soldier and politician, second Chancellor of West Germany (died 1977)

Ludwig Wilhelm Erhard was a German politician and economist who served as the second chancellor of West Germany from 1963 until 1966. Affiliated with the Christian Democratic Union (CDU), he is known for leading the West German postwar economic reforms and economic recovery in his role as Minister of Economic Affairs under Chancellor Konrad Adenauer from 1949 to 1963. During that period he promoted the concept of the social market economy, on which Germany's economic policy in the 21st century continues to be based.

The chancellor of Germany, officially the federal chancellor of the Federal Republic of Germany, is the head of the federal government of Germany. The chancellor is the chief executive of the Federal Cabinet and heads the executive branch. The chancellor is elected by the Bundestag on the proposal of the federal president and without debate. During a state of defence declared by the Bundestag the chancellor also assumes the position of commander-in-chief of the Bundeswehr.