Karl Gutjahr
Karl Gutjahr is the name of the following people:
- Karl Gutjahr (politician) (1894–1971), German politician (KPD, SED)
- Karl-Heinz Gutjahr (1927–1963), German politician (SPD), member of the Berlin House of Representatives
- Karl Theodor Gutjahr (1773–1809), German lawyer, writer and university professor