William Lynch may refer to:
Politicians and lawyers
- William Lynch (diplomat) (c. 1730âÂÂ1785), British Member of Parliament for Canterbury and Minister to Sardinia
- William Lynch (Lynch law) (1742âÂÂ1820), American military officer who claimed to be the originator of the term Lynch Law
- William Lynch (Maryland politician) (1788âÂÂ1857), American politician from Maryland
- William A. Lynch (1844âÂÂ1907), Ohio lawyer and politician
- William Warren Lynch (1845âÂÂ1916), Canadian lawyer, politician, and judge in the province of Quebec
- William H. Lynch (), Mississippi legislator
- William Joseph Lynch (1908âÂÂ1976), U.S. federal judge
- William Lynch Jr. (1941âÂÂ2013), Deputy Mayor of New York City under David Dinkins and political consultant
- William B. Lynch (born 1943), Adjutant General of Pennsylvania
- William Lynch (Toronto politician) ()
Sportsmen
Others