Plieninger
Plieninger is the family name of the following people:
- Felix Plieninger (1868–1954), German paleontologist
- Hans Plieninger (1914–1984), German chemist
- Theodor Plieninger (medic) (1756–1840), German medic
- Theodor Plieninger (paleontologist) ( Wilhelm Heinrich Theodor Plieninger ; 1795–1879), German paleontologist and scientist
- Theodor Plieninger (industrialist) (1856–1930), German chemical industrialist