John Horton Conway (1937–2020) was an English mathematician at Princeton University, known for Conway's Game of Life.

John Conway may also refer to:

Academia

• John S. Conway (historian) (1929–2017), historian at the University of British Columbia
• John B. Conway (born 1939), American mathematician, functional analyst, George Washington University
• John Conway (astronomer) (born 1963), British radio astronomer

Art

• John S. Conway (artist) (1852–1925), American artist and sculptor
• John Conway (palaeoartist), Australian illustrator
• John Conway (puppeteer) (1922–2003), Canadian television pioneer, creator and performer of Uncle Chichimus and Hollyhock

Politics

• John Conway (died 1579), MP for Flint Boroughs and Flintshire
• Sir John Conway, 2nd Baronet (born 1663), of the Conway baronets, MP for Flintshire and Flint Boroughs
• John R. Conway (1825–1896), U.S. politician

Sports

• John Conway (cricketer) (1842–1909), Australian cricketer and team manager
• John Conway (footballer, born 1951), Irish footballer
• John Conway (Gaelic footballer) (fl. 1968), Gaelic footballer from County Laois, Ireland
• John Conway (boxer) (born 1968), New Zealand boxer

Other uses

• John J. Conway (fl. 1907–1931), American developer in Texas
• John Berchmans Conway (née Bernadette Conway; 1929–2022), Irish Roman Catholic nun working in Pakistan
• John Edwards Conway (1934–2014), U.S. federal judge
• John Conway (born 1977), keyboardist for The Bravery

See also

• Jack Conway (disambiguation)
• Jon Conway (born 1977), American soccer goalkeeper