David Jackson or Dave Jackson may refer to:

• David Jackson (art historian) (born 1958), British professor of Russian and Scandinavian art histories
• David J. Jackson, American political scientist
• David M. Jackson, Canadian mathematics professor

• David Noyes Jackson (1922–2001), American writer, collaborator of James Merrill
• David Jackson (actor) (1934–2005), British actor
• David Jackson (musician) (born 1947), English musician and former member of the band Van der Graaf Generator
• David Jackson (director) (active since 1983), American television director and writer
• David Jackson (comics), American comic-book letterer and artist of Warrior

• David S. Jackson (1813–1872), American politician, U.S. Representative from New York
• David Jackson (Manitoba politician) (1852–1925), Canadian politician in Manitoba
• David Jackson (Australian politician) (1889–1941), member of the Australian House of Representatives
• David Francis Jackson (fl. 1985–1987), Australian jurist on List of judges of the Federal Court of Australia
• David Jackson (judge), Australian jurist, judge in the Supreme Court of Queensland
• David D. Jackson (born 1946), Kansas state legislator

• David Jackson (Ugandan boxer) (born 1949), Ugandan boxer
• David Jackson (New Zealand boxer) (1955–2004), New Zealand boxer
• David Jackson (American boxer) (born 1976), American Olympic boxer

• David Jackson (footballer, born 1937) (1937–2024), English footballer
• David Jackson (cricketer) (born 1953), English cricketer
• David Jackson (footballer, born 1958) (1958–2009), English footballer
• David Jackson (golfer) (born 1964), American professional golfer
• Dave Jackson (ice hockey) (born c. 1964), Canadian National Hockey League referee
• David Jackson (American football) (born 1965), American football player
• David Jackson (basketball, born 1982), American basketball player in Novo Basquete Brasil and Liga Sudamericana de Básquetbol
• Paddy Jackson (David Patrick Lindsay James Jackson, born 1992), Irish rugby player

• David Jackson (delegate) (1747–1801), American physician, delegate to Continental Congress for Pennsylvania
• David Edward Jackson (1788–1837), American explorer, frontiersman, and trapper
• D. Hamilton Jackson (1884–1946), civil rights leader, resident of the United States Virgin Islands
• Dave Jackson (Maine game warden) (1902–1978), American game warden, Allagash Wilderness Waterway guide
• Oliver David Jackson (1919–2004), Australian Army officer
• David Jackson (Seeking Alpha), American entrepreneur, founder of Seeking Alpha in 2004