Chester is a surname. Its Romance (Italian, Portuguese, Spanish, and Galician) equivalent is Castro. Notable people with the surname include:
Albert Chester (1886–1943), English footballer
Art Chester (1899–1949), American air racer
Bob Chester (1908–1977), American jazz and pop music bandleader and tenor saxophonist.
Charlie Chester (1914–1997), British stand-up comedian
Craig Chester (born 1965), American actor and screenwriter
Elroy Chester (1969–2013), American murderer
Frank Chester (politician) (1901–1966), Canadian politician in Manitoba
Frank Chester (umpire) (1895–1957), English first-class cricketer and notable international cricket umpire
Gary Chester (1924–1987), American session drummer and drum teacher
Major F. G. L. Chester (1899–1946), also known as Gort Chester, British soldier and member of Z Special Unit in Borneo
Ilan Chester (born 1952), Venezuelan singer, keyboardist, arranger and composer; he was born in Israel as Ilan Czenstochowski
James Chester (born 1989), English footballer who plays for Hull City
John Chester (disambiguation), several people
Joseph Lemuel Chester, American genealogist
Norman Chester (1907–86), British political economist associated with Nuffield College, Oxford
Peter Chester - English convicted murderer and paedophile
Peter Chester (governor) - Governor of West Florida between 10 Aug 1770 - 9 May 1781)
Raymond Chester (born 1948), retired American football tight end
Robert Chester (disambiguation), multiple people
William Chester (disambiguation), multiple people