Otto Bauer (disambiguation)
Otto Bauer is the name of the following people:
- Otto Bauer (politician, 1850) (1850–1916), German politician, mayor
- Otto Bauer (Managing Director) (1878–1936), German-Baltic entrepreneur, partner in the Fabergé jewelery company
- Otto Bauer (1881–1938), Austrian politician (SDAP)
- Otto Bauer (lawyer) (1888–1944), German lawyer
- Otto Bauer (politician, 1897) (1897–1986), Austrian politician (SDAP, SPÖ) and resistance fighter
- Otto Bauer (forest scientist) (* 1931), German forest scientist
- Otto Bauer (porn actor) (* 1965), American porn actor and director
- Otto Heinrich Bauer (1900–1991), Austrian architect
