Liefmann
Liefmann is the family name of the following people:
- Elisabeth Liefmann-Keil (1908–1975), German economist
- Else Liefmann (1881–1970), doctor and social worker
- Harry Liefmann (1877–1915), German bacteriologist and soccer player
- Robert Liefmann (1874–1941), professor of political economy at the University of Freiburg