Karl of Schleswig-Holstein-Gottorf
Karl von Schleswig-Holstein-Gottorf is the name of the following people:
- Karl Friedrich of Schleswig-Holstein-Gottorf (1700–1739), Duke of Schleswig-Holstein-Gottorf and of Holstein-Gottorf, see Karl Friedrich (Schleswig-Holstein-Gottorf)
- Karl Peter Ulrich von Schleswig-Holstein-Gottorf (1728–1762), Emperor of Russia and Duke of Holstein-Gottorf, see Peter III. (Russia)