Kean is both a surname and a given name. Notable people with the name include:
Surname:
Abram Kean (1855–1945), Newfoundland sealer and politician
Edmund Kean (1789–1833), English actor
Gareth Kean (born 1991), New Zealand swimmer
Gerald Kean (born 1957), Irish celebrity solicitor
Hamilton Fish Kean (1862–1941), United States Senator from New Jersey
John Kean (New Jersey) (1852–1914), United States Senator, United States Representative from New Jersey
John Kean (South Carolina) (1756–1795), delegate to the Continental Congress from South Carolina
Moise Kean (born 2000), Italian football player
Robert Kean (1893–1980), United States Representative from New Jersey
Sammy Kean (c. 1910–2003), Scottish football player and manager
Steve Kean (born 1967), Scottish football player and manager
Thomas Kean, Jr. (born 1968), American politician; New Jersey State Senator; United States Senate nominee
Thomas Kean, Sr. (born 1935), American politician; former Governor of New Jersey; chairman of the 9/11 Commission
Given name:
Kean Cipriano (born 1987), Filipino singer, composer, actor, and musician
Kean Quinton, American inline hockey coach, three-time winner Founders Cup (PIHA)
Kean Soo, Canadian engineer, creator of the children's comic character Jellaby
Fictional characters:
Kean Atreides, character in the universe of the Dune novels