Charles of Schleswig-Holstein
Karl von Schleswig-Holstein 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)
- Karl Anton August of Schleswig-Holstein-Sonderburg-Beck (1727–1759), Prince of Schleswig-Holstein-Sonderburg-Beck
- Karl Ludwig von Schleswig-Holstein-Sonderburg-Beck (1690–1774), Brandenburg lieutenant general and governor of Reval, see Karl Ludwig (Schleswig-Holstein-Sonderburg-Beck)