Johann Bayer
Johann Bayer is the name of the following people:
- Johann Bayer (astronomer) (1572–1625), German lawyer and astronomer
- Johann Bayer (politician) (1813–1872), German politician, mayor, MdL Bavaria
- Johann Christoffer Bayer (1738–1812), German painter
- Johann Nepomuk Bayer (1802–1870), Austrian botanist
- Johann Philipp Bayer (1729–1798), German painter
- Johann Theodor Bayer (1782–1873), German painter
See also:
- Hans Baier
- Hans Bayer
- Hans Beier
- Hans Beyer (disambiguation)
- Johann Baier
- Johann Beyer
- Johannes Baier
- Johann Jacob Baeyer (1794–1885), German lieutenant general and geodesist
