Ernst Fischer may refer to:
- Ernst Fischer (composer) (1900–1975), German composer and keyboard player
- Ernst Fischer (writer) (1899–1972), Austrian journalist, writer and politician
- Ernst Otto Fischer (1918–2007), German chemist, Nobel prizewinner
- Ernst Gottfried Fischer (1754–1831), German chemist developer of stoichiometry theory together with Jeremias Richter
- Kuno Fischer (Ernst Kuno Berthold Fischer, 1824–1907), German philosopher
- Ernst Sigismund Fischer (1875–1954), Austrian mathematician
- Ernst Peter Fischer (born 1947), German historian of science, and science publicist
Famous quotes by ernst fischer:
“As machines become more and more efficient and perfect, so it will become clear that imperfection is the greatness of man.”
—Ernst Fischer (1899–1972)
“To provoke dreams of terror in the slumber of prosperity has become the moral duty of literature.”
—Ernst Fischer (1899–1972)