From 1903 to 1911, the Märkischer Fußball-Bund, named after the Mittelmark, existed in parallel with the Verband Berliner Ballspielvereine and both sent their champions to the German football championship.
Cornelia Behm (born 20 September 1951 in Kleinmachnow, Potsdam-Mittelmark, Brandenburg) is a German politician and member of Alliance '90/The Greens in the Bundestag.
Havelbus, or Havelbus Verkehrsgesellschaft mbH, is the largest bus operating company in Brandenburg, Germany, serving the areas of Potsdam, Potsdam-Mittelmark and Havelland.