Decatur is a given name and a surname which may refer to: Daniel Decatur Emmet (1815–1904), songwriter Art Decatur (1894–1966), Major League Baseball pitcher C. D. Howe (Clarence Decatur Howe, 1886–1960), Canadian cabinet minister and businessman Sean M. Decatur (born 1969), African-American chemist, college administrator and 19th president of Kenyon College Stephen Decatur (1779–1820), American naval commodore Stephen Decatur Sr. (1751–1808), American naval captain in the Revolutionary War Decatur Dorsey (1836–1891), African-American Union Army soldier and Medal of Honor recipient Decatur Trotter (1932–2004), African-American politician Doug Decatur (1958–), baseball writer