John Law may refer to:
Arts and entertainment John Law (artist) (born 1958), American artist John Law (comics), comic-book character created by Will Eisner John Law (DC Comics), a fictional character from DC Comics John Law (film director), Hong Kong film director John Law (musician) (born 1961), British jazz pianist and composer John Law (novel), an 1864 novel by William Henry Ainsworth John Law (writer) (1929–1970), British TV comedy writer John Law, pseudonym of Margaret Harkness (1854–1923), English journalist and writer John Phillip Law (1937–2008), American film actor "John Law", a song by Dropkick Murphys first released on The Singles Collection, Volume 1
Politics John Law (Indiana politician) (1796–1873), U.S. Representative from Indiana John Law (New Zealand politician), mayor of Rodney District in New Zealand John Martin Law Jr. (1903–1981), mayor of Eau Gallie, Florida, from 1943 to 1950
Religion John Law (bishop) (1745–1810), English mathematician and Church of Ireland bishop John Law (priest) (1739–1827), Anglican priest John Law (minister) (died 1712), Scottish minister
Science and academia John Law (economist) (1671–1729), Scottish economist John Law (sociologist) (born 1946), sociologist at the Open University
Sports John B. Law, head college football coach for the Manhattan College Jaspers, New York, 1930–1931 John Law (Australian footballer) (born 1959), Australian rules footballer John Law (American football) (1905–1962), American football player John Law (footballer, born 1887) (fl. 1887–1914), Scottish footballer John Law (cricketer), English cricketer
See also John Laws (1935–2025), Australian radio broadcaster John Laws (judge) (1945–2020), English judge John Lowe (disambiguation)