Heinrich Hagen
Heinrich Hagen is the name of the following people:
- Friedrich Heinrich von der Hagen (1780–1856), German specialist in German
- Heinrich vom Hagen (1619–1664), German mining entrepreneur
- Heinrich Hagen (pharmacist) (1709–1772), German pharmacist and publicist
- Heinrich Hagen (engineer) (1819–1914), German engineer and building officer, tomb at the Engesohde town cemetery
- Heinrich von Hagen (1831–1905), Prussian lieutenant general
- Heinrich-Otto von Hagen (* 1933), German zoologist and university professor
- Heinrich Hagen (athlete) (born 1935), German athlete
- Heinrich Erdmann Fürchtegott Hagen , member of the Reuss younger line of parliament
