Klaus Hartmann
Klaus Hartmann is the name of the following people:
- Klaus Hartmann (philosopher, 1925) (1925–1991), German philosopher
- Klaus Hartmann (football official) (1929–2019), German football official
- Klaus Hartmann (politician) (1935–1995), German lawyer and politician (CSU), Member of the Bundestag
- Klaus Hartmann (engineer) (* 1939), German engineer, university professor and entrepreneur
- Klaus Hartmann (diplomat) (1940-2017), German diplomat, ambassador of the GDR
- Klaus Hartmann (soccer player) (* 1950), German soccer player
- Klaus Hartmann (Freethinker) (* 1954), Federal Chairman of the German Freethinkers Association
- Klaus Hartmann (philosopher, 1954) (* 1954), German philosopher and anthroposophist
- Klaus Hartmann (shipowner) (* 1954), German captain and shipowner, chairman of the German Deep Sea Fisheries Association
- Klaus Hartmann (General) , German general
- Klaus Hartmann (sociologist) (* 1962), German sociologist, Protestant theologian and university professor
- Klaus Hartmann (painter) (* 1969), German painter
- Klaus H. Hartmann (* 1955), German sculptor