Karl Fehr
Karl Fehr is the name of the following people:
- Karl Fehr (politician) (1890–1973), German civil servant and politician, mayor of Herleshausen
- Karl Fehr (literary scholar) (1910–1994), Swiss literary scholar
- Karl Friedrich von Fehr († 1731), German colonel
- Karl Thomas Fehr (1954–2014), German mineralogist