Johann Erdmann
Johann Erdmann is the name of the following people:
- Johann Christoph Erdmann (1733–1812), German Protestant theologian and church historian
- Johann Christoph August Gottfried Erdmann (1801–1883), German Lutheran pastor and parliamentarian
- Johann Eduard Erdmann (1805-1892), German philosopher and historian of philosophy
- Johann Friedrich Erdmann (1778–1846), German physician
- Johann Wiegand Christian Erdmann (1764–1842), German administrative lawyer