Johann Fetzer
Johann Fetzer is the name of the following people:
- Johann Georg Fetzer (1845–1909), German Baptist preacher and theologian
- Johann Jakob Fetzer (1760–1844), German lawyer, see Johann Jakob Fezer
- Johann Karl Fetzer (1768–1847), Swiss politician
- Johann Karl Heinrich Fetzer (also Karl Heinrich Fetzer ; 1749–1825), German administrative officer and politician