Otto Zimmermann
Otto Zimmermann is the name of the following people:
- Otto Zimmermann (theologian) (1873–1932), Swiss Catholic theologian, Jesuit and opponent of anthroposophy
- Otto Zimmermann (chess player) (1892–1979), Swiss chess player
- Otto Zimmermann (actor) (1894–1961), German-Swiss pedagogue, writer, dancer and cabaret artist
- Otto Zimmermann (politician, 1897) (1897–1973), German politician (NSDAP) and dentist
- Otto Zimmermann (politician, 1898) (1898–1972), German politician (SPD), member of the Berlin House of Representatives