William Clark may refer to:

In politics

• William Clark (explorer) (1770 - 1838), American explorer, soldier, governor of Missouri Territory
• William Clark (congressman) (1774-1851), American politician, US Congressman from Pennsylvania, and Treasurer of the United States
• William Clark, Jr. (1798-1871), American politician and signatory to the Texas Declaration of Independence.
• William Clark, Jr. (1828-1884), American politician, and Texas state legislator.
• William Clark, Jr. (ambassador) (b. 1930), former United States Ambassador to India
• William Clark, Baron Clark of Kempston (1917-2004), British politician
• William Andrews Clark (1839-1925), American politician, copper baron, and United States senator from Montana; father of William Andrews Clark, Jr.
• William Mortimer Clark (1836-1917), Canadian politician
• William P. Clark, Jr. (b. 1931), American politician, and United States Secretary of the Interior
• William Ramsey Clark aka, Ramsey Clark (b. 1927), America politician, United States Attorney General
• William Thomas Clark (1831-1905), American soldier and Congressman from Texas (1869-72)
• William Clark (Alberta politician) (1869-1913), a politician in Alberta, Canada

In sport

• William Clark (footballer), Scottish football manager
• William Nuschler Clark (b. 1964), American professional baseball player
• William Clark (martial artist), American UFC FIGHTER
• William Clark (skier), Canadian skier and Olympic competitor
• Billy Clark, English footballer

In academia

• William Bell Clark (1889-1968), American advertising executive and naval historian
• William George Clark (1821-1878), British scholar of Shakespearean literature
• William Robinson Clark (1829-1912), Canadian theologian
• William J. Clark (b. 1945), American author and historian
• William Bullock Clark (1860-1917), American geologist
• William S. Clark (1826-1886), American scholar and Massachusetts educator

Other

• William Clark (explorer) (1770-1838), American explorer of "Lewis and Clark" fame
• William Clark (judge) (1891-1957), American federal judge
• William A. Clark (soldier), American Civil War soldier and Medal of Honor recipient
• William Andrews Clark, Jr. (1877-1934), American violinist, and founder of the Los Angeles Philharmonic; son of William Andrews Clark, Sr.
• William Henry Clark (1854-1925), American Bishop of the Free Methodist Church
• William Clark (inventor) (1821–1880), British civil engineer and inventor
• William R. Clark (author), author The Real Reasons for the Upcoming War With Iraq
• William Tierney Clark (1783-1852), English engineer and bridge designer
• William Clark (Catholic priest) (1568-1603), English Roman Catholic priest and conspirator

See also

• William Clarke (disambiguation)
• Will Clark (disambiguation)
• Willie Clark (disambiguation)

This disambiguation page lists articles associated with the same personal name. If an article link led you here, you may wish to change the link to point directly to the intended article.