Heinrich Hubert Maria Josef Houben (27 October 1875, in Waldfeucht (Rheinland) Germany – 28 June 1940, in Tübingen) was a German chemist.
He made achievements within ketone synthesis, terpenes, and camphor studies.
Houben studied at the University of Bonn and changed his subjects from mathematics and astronomy to chemistry under the influence of August Kekulé.
After his habilitation in 1908 he stayed in Berlin until the beginning of World War I. Houben served in the army and after being wounded several times he became head of the war laboratory.
After the war Houben became professor at the Biologische Reichsanstalt in Berlin Dahlem in 1921, a position he held until his forced retirement in 1933.