Chestnut is a surname. Notable people with the surname include:
Ashlei Sharpe Chestnut, American actress Ben Chestnut, American billionaire businessman Charles S. Chestnut IV (born 1962), American politician Cynthia Chestnut (born 1949), American politician Cyrus Chestnut (born 1963), American jazz pianist, composer and producer Duce Chestnut (born 2002), American football player Harold Chestnut (1917–2001), American electrical and control engineer J. L. Chestnut Jr. (1930–2008), American attorney and civil rights activist Jacob Chestnut (1940–1998), American police officer Jennings Chestnut, American luthier Joey Chestnut (born 1983), American competitive eater Julius Chestnut (born 2000), American football player Morris Chestnut (born 1969), American actor Randy Chestnut (born 1971), American comedian Johnson Chesnut Whittaker (1858–1931), American soldier
See also Chesnut (surname) Chesnutt