Karl Decker
Karl Decker is the name of the following people:
- Karl von Decker (1784–1844), German general and writer
- Karl Decker (officer) (1897–1945), German general of the tank force
- Karl Decker (painter, 1906) (1906–2003), Austro-Czech (Sudeten German) painter
- Karl Decker (journalist) , American journalist
- Karl Decker (soccer player) (1921-2005), Austrian soccer player and coach
- Karl Decker (biochemist) (* 1925), German biochemist and university professor
- Karl Decker (painter, 1930) (1930–1979), German painter and graphic artist
- Karl Viktor Decker (1934-2019), German prehistoric
