Karl Holl
Karl Holl is the name of the following people:
- Karl Holl (theologian) (1866–1926), German church historian
- Karl Holl (literary historian) (1886–1971), German literary historian and university professor
- Karl Holl (music writer) (1892–1975), German music writer
- Karl Holl (historian) (1931–2017), German historian and peace researcher