McMillon is a surname. Notable people with the surname include:
Billy McMillon (born 1971), American baseball player Bobby McMillon (1951–2021), American musician Donovan McMillon (born 2002), American football player Doug McMillon (born 1966), American chief executive John McMillon (born 1998), American baseball player Joi McMillon, American film editor Shellie McMillon (1936–1980), American basketball player Todd McMillon (born 1974), American football player