Charles King or Charlie King may refer to:
Academics and writers
Charles King (Columbia University president) (1789–1867), American academic, politician and newspaper editor
Charles William King (1818–1888), English writer and collector of gems
Charles Glen King (1896–1988), American biochemist
Charles King, pen name of E. Lee Spence (born 1947), American author/editor of non-fiction
Charles King (professor of international affairs) (born 1967), American academic and author
Charles Brady King (1868–1957), American inventor and automobile pioneer
Charles Spencer King (1925–2010), English designer of Land Rovers
Charles King (general) (1844–1933), American military leader and author
Colonel Charles B. King (c.1910–1944), American intelligence officer killed in World War II (See Camp King#Post World War II (1945-1953))
Charles King (musical actor) (1886–1944), American vaudevillian actor
Charles King (character actor) (1895–1957), American film actor
Charlie King (folk singer) (born 1947), American folk singer and activist
Charlie King (The Only Way Is Essex), English participant in scripted reality show
Charles D. B. King (1875–1961), President of Liberia
Charlie King (politician) (born 1959), American politician and attorney from New York City
Charles King (English cricketer) (1832-1872), English cricketer
Charles King (New Zealand cricketer) (1847-1917), New Zealand cricketer
Charles James Stuart King (1860–1928), English footballer; played in 1880 FA Cup Final
Charles King (athlete) (1880–1958), American Olympic silver medalist
Charles King (cyclist) (1911–2001), British Olympic cyclist
Charlie King (Australian footballer) (born 1926), Australian rules footballer for Geelong
Charlie King (sports broadcaster), first Indigenous Australian sports commentator at Olympic Games
Charlie King (footballer) (born 1979), Scottish footballer
Charles King (composer) (1687–1748), English composer and musician
Charles Bird King (1785–1862), American portrait painter
Charles W. King (before 1805–after 1849), American merchant in 1837 Morrison incident
Charles Henry King (1853–1930), American businessman and banker in Nebraska
Charles King (before 1910–1973), American TV executive and founder of King World Productions