Frederick William Prince of Nassau-Weilburg (Friedrich Wilhelm; 25 October 1768 The Hague – 9 January 1816 Weilburg) was a ruler of Nassau-Weilburg. In 1806 he was given the title of Prince of Nassau while his cousin Prince Frederick Augustus of Nassau-Usingen became the Duke of Nassau. Frederick William died in January 1816 only two months before his cousin. Both men were succeeded by Frederick William’s son William.
