William Pitt

William Pitt most commonly refers to:

William Pitt, 1st Earl of Chatham (1708–1778), a.k.a. William Pitt the Elder, British prime minister (1766–1768)
William Pitt the Younger (1759–1806), son of the above and British prime minister (1783–1801, 1804–1806)

William Pitt may also refer to:

William Pitt (courtier) (1559–1636), English courtier and politician who sat in the House of Commons (1614–1625)
William Augustus Pitt (c. 1728–1809), British general
William Pitt Amherst, 1st Earl Amherst (1773–1857), Governor-General of India between 1823 and 1828
William Pitt Kalanimoku (1768–1827), chief minister to King Kamehameha I
William Pitt Leleiohoku I (1821–1848), son of Kalanimoku
John William Pitt Kinau (1842–1859), prince of Hawaii and son of Leleiohoku I
William Pitt Leleiohoku II (1854–1877), Crown Prince of Hawaii
William Baker Pitt (1856–1936), founder of Swindon Town F.C. and Catholic prebendary
William Fox-Pitt (born 1969), English equestrian
William Morton Pitt (1764–1836), British politician and MP for Poole (1780–1790) and Dorset (1790–1826)
William Rivers Pitt (born 1971), left-wing American essayist
William Pitt (architect) (1855–1918), Australian 19th-century architect
William Pitt (engineer) (1840–1909), Canadian inventor of the underwater cable ferry in the early 1900s
William Pitt (Mormon) (1813–1873), early Mormon bandleader
William Pitt (ship-builder) (died 1840), author of The Sailor's Consolation
William Pitt (cricketer) (1800–1871), English cricketer
William Pitt Murray (1825–1910), American lawyer and politician
Bill Pitt (politician) (1937–2017), British politician and MP for Croydon North West (1981–1983)
Bill Pitt (racing driver) (born 1926), Australian racing driver and motor racing official
Brad Pitt (William Bradley Pitt, born 1963), American actor
William Pitt (singer), American singer
William Pitt (ship), a list of ships with the name
- William Pitt (1803 ship), a three-decker sailing ship
- William Pitt (1805 EIC ship), an East Indiaman