David Knox may refer to:David Knox (photographer) (1821–1895), Scottish-American photographer of the American Civil War David Broughton Knox (1916–1994), Australian Anglican priest, Principal of Moore Theological College, 1959–1985 Sir David Knox (politician) (1933–2025), British Conservative Member of Parliament David Knox, Australian rugby league player David Knox, Australian rugby union player and coach David Knox (businessman), Scottish/Australian businessman and director of oil and gas company Santos David Knox, creator of Australian-based website TV Tonight