Henry Richard Vassall-Fox, 3rd Baron Holland, of Holland, and 3rd Baron Holland, of Foxley PC (21 November 1773 – 22 October 1840) was an English politician and a major figure in Whig politics in the early 19th century. A grandson of Henry Fox, 1st Baron Holland, and nephew of Charles James Fox, he served as Lord Privy Seal between 1806 and 1807 in the Ministry of All the Talents headed by Lord Grenville and as Chancellor of the Duchy of Lancaster between 1830 and 1834 and again between 1835 and his death in 1840 in the Whig administrations of Lord Grey and Lord Melbourne.