Karl von Willisen
Karl von Willisen is the name of the following people:
- Karl von Willisen (General, 1788) (1788–1873), Prussian lieutenant general
- Karl von Willisen (General, 1819) (1819–1886), Prussian general of the cavalry
- Karl von Willisen (General, 1858) (1858–1937), Prussian Lieutenant General
- Karl Wilhelm von Willisen (1790–1879), Prussian lieutenant general and military writer