Johann Fischer

Johann Fischer may refer to:

Entertainment

 * Johann Georg Fischer (painter) (1580–1643), German historical painter
 * Johann Fischer (theologian) (1636-1705), German Lutheran theologian
 * Johann Fischer (composer) (1646–1716), German violinist, pianist, and composer of the Baroque era
 * Johann Caspar Ferdinand Fischer (1656–1746), German Baroque composer
 * Johann Christian Fischer (1733–1800), German composer and oboist
 * Johann Ignaz Ludwig Fischer (c. 1745–1825), German opera singer
 * Johann Georg Fischer (1816–1897), German poet and playwright

Science

 * Johann Bernhard Fischer (1685–1772), German doctor, medical adviser to Empress Anna
 * Johann Fischer von Waldheim (1771–1853), German anatomist, entomologist, and paleontologist
 * Johann Conrad Fischer (1773–1854), Swiss metallurgist
 * Johann Nepomuk Fischer (1777–1847), Austrian ophthalmologist
 * Johann Baptist Fischer (1803–1832), German naturalist, zoologist, and botanist
 * Johann Gustav Fischer (1819–1889), German herpetologist

Other

 * Johann Bernhard Fischer von Erlach (1656–1723), Austrian architect, sculptor, and architectural historian
 * Johann Michael Fischer (1692–1766), German architect in the late Baroque period
 * Johann Erhard Fischer (1817–1884), German Lutheran pastor