Luhmann or Lühmann is a surname. Notable people with the name include:

Heinrich Luhmann (1890–1978), German author who wrote about the Kirchhundem region Jörg Lühmann, German Green Party politician Kirsten Lühmann (born 1964), German politician Niklas Luhmann (1927–1998), German sociologist Wendy Luhmann, one of the 1982 doubles champions in the NCAA Women's Division II Tennis Championship

See also 8808 Luhmann, an outer main-belt asteroid

References