David or Dave Mason may refer to:

• David Mason (trumpeter) (1926–2011), British musician
• Dave Mason (born 1946), British musician, member of Traffic
• Dave Mason (Australian musician) (born c. 1954), Australian rock singer-songwriter, member of The Reels

• David H. Mason (1818–1873), American attorney and Republican politician
• Sir David Mason (businessman) (1862–1940), Lord Provost of Glasgow 1926 to 1929
• David Marshall Mason (1865–1945), UK politician
• David M. Mason (born 1957), member of the Federal Election Commission

• Dave Mason (rugby league) (c. 1889–1966), New Zealand rugby league footballer
• Dave Mason (footballer) (1913–1983), English association footballer
• Dave Mason (American football) (born 1949), American football player
• Davey Mason (born 1998), American soccer player

• David Mason (art dealer) (born 1939), London art dealer and Thalidomide parent activist
• David S. Mason (born 1947), professor of political science
• David A. Mason (born 1957), professor of cultural tourism and author of books about Korea
• David Mason (writer) (born 1954), American writer
• David Mason (murderer) (1956–1993), American serial killer
• David Mason (mason), American stone-wall mason
• David Mason, Australian adventurer; see List of people who have walked across Australia § David Mason

• David Masson (disambiguation)
• Mason (surname)