Luiz Heinrich Mann, best known as simply Heinrich Mann, was a German writer known for his socio-political novels. From 1930 until 1933, he was president of the fine poetry division of the Prussian Academy of Arts. His fierce criticism of the growing Fascism and Nazism forced him to flee Germany after the Nazis came to power during 1933. He was the elder brother of writer Thomas Mann.
Heinrich August Marschner was a German composer best known for his operas. He is considered to be the most important composer of German opera between Weber and Wagner.
Heinrich Moritz Chalybäus was a German philosopher best known for his exegetical work on philosophy, such as his characterisation of Hegel's dialectic as a triad of "thesis–antithesis–synthesis."
Heinrich Pesch, S.J. was a German Roman Catholic ethicist and economist of the Solidarist school. His major work, Lehrbuch der Nationalökonomie, is generally regarded as a source for Pope Pius XI's social encyclical Quadragesimo anno.
Heinrich Albert Schnee was a German lawyer, colonial civil servant, politician, writer, and association official. He served as the last Governor of German East Africa.