Theodor Hagen
Theodor Hagen is the name of the following people:
- Theodor Hagen (composer) (1823–1871), German composer and lawyer
- Theodor Hagen (painter) (1842–1919), German painter
- Theodor Hagen (actor) (1849–1909), Austrian actor and singer
Theodor Hagen is the name of the following people: