August Beer (German: [beːɐ̯]; 31 July 1825 – 18 November 1863) was a German physicist, chemist, and mathematician. Beer was born in Trier, where he studied mathematics and natural sciences. Beer was educated at the technical school and gymnasium of his native town until 1845, when he went to Bonn to study mathematics and the sciences under the mathematician and physicist Julius Plücker, whose assistant he became later.