Friedrich August Weinzheimer was a German painter, draftsman and graphic artist.

He studied from 1900 to 1902 at the Düsseldorf Academy, from 1903 to 1907 at the Academy in Berlin. From 1908 to 1917 he was active in Cologne, where his works were mostly sold by the Cologne art dealer Abels, and from 1913 to 1914 in the United States. From 1918 to 1922 he lived again in Cologne, then in Florence.

In 1905 he received the Menzel Prize, 1914 a quarter of a year's residence as part of the Villa Romana Prize which he could no longer compete because of the outbreak of the First World War. At the art historical meaningful ArmoryShow 1913 Weinzheimer was represented next to Picasso, Van Gogh, Monet and other representatives of the modern with two works. Weinzheimer 1909 co-founder of the Cologne Artists' Association, whose chairman he was until 1911. Later he was active in the secession, the Cologne Secession. His signature was F.A. Weinzheimer. Weinzheimer's main work is the cycle "Dante's Inferno". In 2013, two of his works were exhibited by the New York Historical Society.