Alfred M. Ehrhardt Post (23 September 1881 in Cottbus – 1 August 1947 in Berlin) was a German chess master and functionary.
He tied for 13-14th in interrupted the Mannheim 1914 chess tournament (19th DSB–Congress, Alexander Alekhine won).
In 1917, he tied for 3rd-4th in Berlin (Paul Johner and Walter John won).
Post won, ahead of Friedrich Sämisch, at Hamburg 1921 (21st DSB–Congress).
[1] In 1933–1945 Ehrhardt Post was a Managing Director (the Chief Executive ) of the Nazi Grossdeutscher Schachbund and a principal organizer of the strongest chess tournaments in Europe (Stuttgart 1939 – 1st Europa Turnier, Efim Bogoljubow won, Munich 1941 – 2nd Europa Turnier, Gösta Stoltz won, Salzburg 1942 – Six Grandmasters Tournament, Alexander Alekhine won, Munich 1942 – 1st European Championship, Alekhine won, Salzburg 1943 – Six Grandmasters Tournament, Paul Keres and Alekhine won).