Otto Maas
Otto Maas is the name of the following people:
- Otto Maas (zoologist) ( Otto Philipp Maas ; 1867–1916), German zoologist
- Otto Maas (physician) (1871–1942?), German neurologist
- Otto Maas (theologian) ( Otto Ludwig Maas ; 1884–1945), German theologian
See also:
- Otto Maaß (1866–1943), German-Baltic philologist and teacher
