Theo Herrmann
Theo Herrmann is the name of the following people:
- Theo Herrmann (singer, 1902) (1902–1977), Austrian-German opera singer (bass)
- Theo Herrmann (singer, 1907) (1907–1989), German opera singer (tenor)
- Theo Herrmann (psychologist) (1929–2013), German psychologist and university professor
See also:
