Johann Weinmann
Johann Weinmann is the name of the following people:
- Johann Weinmann (theologian) (1599–1672), German Lutheran theologian
- Johann Anton Weinmann (1782–1858), German botanist
- Johann Simon Weinmann the Younger (1583–1638), German politician, mayor of Heilbronn
- Johann Wilhelm Weinmann (1683–1741), German pharmacist and botanist