Kretschmann is a German occupational surname literally meaning "innkeeper" associated with the term Kretscham for village inn. Notable people with the surname include:
* Charlotte Kretschmann (1909-2024), German supercententarian
* Erich Kretschmann, German physicist
* Johannes Kretschmann (born 1978), German politician
* Steffen Kretschmann, German boxer
* Thomas Kretschmann, German actor
* Winfried Kretschmann (born 1948), German politician
See also
* Cabinet Kretschmann (disambiguation), two governments of the German state of Baden-Württemberg since 2011
* Kretschmann scalar, a quadratic scalar invariant in the theory of Lorentzian manifolds
{{Innkeeper-surname
German-language surnames
Occupational surnames