Jack London (1876–1916) was an American author.
Jack London may also refer to:
People Jack London (athlete) (1905–1966), British athlete Jack London (boxer) (1913–1964), British boxer Jack London (businessman) (1937–2021), American technology executive Jack London, later Hansadutta Das (1941-2020), German-born religious leader
Other uses Jack London (fashion label), Australian men's fashion label Jack London (film), a 1943 film biography of the author Jack London
See also John London (disambiguation) Jack London Square Jack London State Historic Park