Eaton is an English surname, and may refer to:
Academics and scientists
Alfred Edwin Eaton (1845–1929), English clergyman and entomologist
Amos Eaton (1776–1842), American scientist and educator, whose standard abbreviation as a botanist is Eaton Daniel Cady Eaton (1834–1895), American botanist Elon Howard Eaton (1866–1934), American ornithologist, scholar, and author Hezekiah Hulbert Eaton (1809-1832), American botanist and educator Jerry P. Eaton (1926–2004), American geologist Nathaniel Eaton (1610–1674), first schoolmaster of Harvard College Suzanne Eaton (1959–2019), American scientist and academic
Arts
Andrew Eaton (born 1960), British film producer
Brando Eaton (born 1986), American film and television actor
Charles Warren Eaton (1857–1937), American landscape artist
Chris Eaton (born 1971), Canadian musician
Cleveland Eaton (1939–2020), American jazz double bassist
David Eaton (composer) (born 1949), American composer and conductor
Edith Maude Eaton, American-Chinese author
Evelyn Eaton (1902–1983), Canadian-American novelist and poet
Fanny Eaton (1835–1924), Jamaican-born artists model
Gerald Eaton, Canadian singer
Jay Eaton (1899–1970), American character actor
Jeff Eaton, American musician in the band Split Lip Rayfield
Jonathan Eaton, American economist
Mary Eaton (1901–1948), American actress
Mary Emily Eaton (1873–1961), English botanical artist
Meredith Eaton (born 1974), American actress
Pearl Eaton (1898–1958), American actress
Sally Eaton (born 1947), Wiccan High Priestess, liturgist, singer and actress
Shirley Eaton (born 1937), British actress
William J. Eaton (1930–2005), American journalist
William Eaton, guitarist and luthier
Winnifred Eaton (1875–1954), Canadian author
Wyatt Eaton (1849–1896), Canadian-American portrait painter
Business
Cyrus S. Eaton (1883–1979), Canadian-born American financier, industrialist and philanthropist Henry Eaton, 1st Baron Cheylesmore (1816–1891), British businessman and Conservative politician Hubert Eaton (1881–1966), American businessman Joseph Oriel Eaton II (1873–1949), founder of the Eaton Corporation of the United States Robert James Eaton (born 1940), Chairman of the Chrysler Corporation Roger Eaton, President and Chief Concept Officer of Kentucky Fried Chicken (KFC) Timothy Eaton (1834–1907), founder of the Eaton's department store chain Eaton family (Toronto), family and descendants of Timothy Eaton
Military
Brian Eaton (1916–1992), senior officer in the Royal Australian Air Force
Charles Eaton (RAAF officer) (1895–1979), senior officer in the Royal Australian Air Force Daniel Isaac Vernon Eaton (1869–1917), Canadian military officer John Eaton (general) (1829–1906), Union American Civil War general Herbert Eaton, 3rd Baron Cheylesmore (1848–1925), British Army officer, sportsman, and peer Kenneth Eaton (1934–2022), Royal Navy admiral Paul Eaton (born 1950), US general, best known for his command of operations to train Iraqi troops during Operation Iraqi Freedom Pinketham Eaton (died 1781), officer in the North Carolina Continental Line, American Revolutionary War William Eaton (soldier) (1764–1811), United States Army general who served as a soldier during the Barbary Wars
Public service
Amasa Eaton (1841-1914), American lawyer and politician
Barney Augustus Eaton (1853–1936), Wisconsin state legislator
Benjamin Harrison Eaton (1833–1904), American politician, entrepreneur and agriculturalist C. N. Eaton (1887–1978), American politician Charles Aubrey Eaton (1868–1953), Canadian-born American clergyman and politician Chris Eaton (born 1952), Australian police officer best known as a sports betting investigator Dorman Bridgman Eaton (1823–1899), a U.S. civil service reformer Fred Eaton (1856–1934), mayor of Los Angeles Fredrik Stefan Eaton (1938–2021), Canadian businessman and diplomat Horace Eaton (1804–1855), American politician John Eaton (politician) (1790–1856), U.S. Senator and Secretary of War, 19th century Nicole Eaton (born 1945), Canadian politician Robert G. Eaton (1937–2009), politician and cabinet minister in Ontario Rosanell Eaton (1921–2018), American activist Theophilus Eaton (1590–1658), first governor of New Haven Colony, Connecticut William W. Eaton (1816–1898), American politician from Connecticut