John Knowles (disambiguation)

John Knowles (1926–2001) was an American novelist.

John Knowles may also refer to:


 * John Knowles (antitrinitarian) (fl. 1646–1668), English antitrinitarian preacher
 * John Knowles (author) (1781–1841), arts and naval writer, biographer of Fuseli
 * John Knowles (Manchester) (1810–1880), English businessman
 * John Knowles (guitarist) (born 1942), American acoustic guitarist
 * John Power Knowles (1808–1887), U.S. federal judge
 * John Cunningham Knowles (1894–1977), politician in Saskatchewan, Canada
 * John Ward Knowles (1838–1931), stained-glass manufacturer and commentator on art and music
 * John Evans Knowles (1914–2011), Canadian politician
 * David Knowles (footballer) (John David Knowles, 1941–2011), English footballer
 * John Knowles (zoologist), founder of Marwell Wildlife