Otto Fiedler
Otto Fiedler is the name of the following people:
- Otto Fiedler (composer) (1910–1989), Austrian composer and musician
- Otto Fiedler (politician) (* 1927), German politician (DBD)
- Otto Fiedler (physicist) (1931–2013), German physicist and university professor
- Otto Herbert Fiedler (1891–1962), German artist
