Kleßmann
Kleßmann or Klessmann is the family name of the following people:
- Christoph Kleßmann (* 1938), German historian
- Eckart Kleßmann (* 1933), German writer
- Erich Klessmann (1908–2000), German entrepreneur, founder of IMA Klessmann
- Ernst Kleßmann (1899–1986), German theologian and pastor
- Michael Klessmann (* 1943), German theologian
- Rüdiger Klessmann (1927–2020), German art historian
