Frederick William III (disambiguation)
From Wikipedia the free encyclopedia
Frederick William III of Prussia (1770–1840) was king of Prussia from 1797 to 1840.
Frederick William III or Friedrich Wilhelm III may also refer to:
- Friedrich Wilhelm III, Duke of Saxe-Altenburg (1657–1672)
- Frederick William III, Duke of Schleswig-Holstein-Sonderburg-Beck (1723–1757)
- Frederick William III, Landgrave of Hesse (1854–1888), titular Landgrave of Hesse-Kassel