Johann Heinemann
Johann Heinemann is the name of the following people:
- Johann Heinemann (businessman) (1870–1933), German businessman
- Johann Andreas Heinemann (1717–1798), German organ builder
- Johann Nepomuk Heinemann (1817–1902), German lithographer and photographer
- Johann Wilhelm Heinemann (lawyer, 1723) (1723–1794), German lawyer and electoral Braunschweig-Lüneburg mountain ridge in Goslar
- Johann Wilhelm Heinemann (lawyer, 1756) (1756 – after 1816), German lawyer and mining official