Kehlmann is a German surname. Notable people with the surname include:
Daniel Kehlmann (born 1975), Austrian/German author Michael Kehlmann (1927–2005), Austrian film and theatre director, screenwriter and actor Robert Kehlmann (born 1942) artist and writer
See also Cullman (disambiguation) Cullmann, a surname Kuhlman, a surname Kuhlmann (disambiguation) Kullmann, a surname