Heinrich Beitzke (1798–1867) was a German politician and historian, born at Muttrin in the Prussian Province of Pomerania. He served as a volunteer in the campaign of 1815, studied at the military schools of Coblenz and Mainz, entered the army as an officer in 1817, and retired in 1845 with the rank of major. In 1858 he was elected to the Prussian Chamber of Deputies. He published: