David or Dave Young may refer to:

• David Young (Canadian playwright) (born 1946), Canadian playwright and novelist
• David Young (novelist) (born 1958), British novelist
• David Young (judge), daytime court television show judge in Miami
• Judge David Young, daytime court television show
• David Young (TV producer), British game show producer
• David Young (Neighbours), fictional character on Australian soap opera Neighbours
• David Young, founding editor of the Farmers' Almanac, 1818
• David Young, writer and actor for CollegeHumor web site

• David Young (saxophonist, 1912-1992), American jazz tenor saxophonist
• Dave Young (bassist) (born 1940), Canadian jazz double bassist
• David Young (guitarist) (1949–2022), English musician, record producer and sound engineer
• Dave Young (musician) (born 1982), Canadian rock musician
• David Young (musician) (active from 1990), American recorder musician
• David Young (composer), American video game music composer

• David Young (Labour politician) (1930–2003), British Labour Party MP, 1974–1997
• David Young, Baron Young of Graffham (1932–2022), British politician and Cabinet minister from the 1980s
• David Young (Ontario politician) (born 1957), Canadian politician in Ontario
• David Young (Watergate) (born 1936), member of a covert ops team under U.S. President Richard Nixon
• David Young (Iowa politician) (born 1968), former member of the U.S. House of Representatives
• David Young (North Carolina politician) (born 1959), businessman and Chairman of the North Carolina Democratic Party
• Dave Young (Colorado politician), Colorado State Treasurer
• David Young III (1905–1977), American politician in New Jersey
• David Young (Louisiana politician), state senator
• David Young (diplomat), American diplomat
• Andrew Clarence David Young (1899–1988), Chief Magistrate of the Pitcairn Islands

• David Young (footballer, born 1945), English footballer for Newcastle, Sunderland, Charlton, and Southend in the 1970s
• David Young (Australian footballer) (born 1954), Australian rules footballer for South Melbourne and Collingwood
• Dave Young (American football) (1959-2023), tight end selected in the 1981 NFL Draft
• David Young (footballer, born 1965), English footballer for Darlington in the 1980s
• David Young (gridiron football) (born 1979), defensive back selected in the 2003 NFL Draft
• Dai Young (born 1967), Welsh rugby union and Rugby league international and British Lion
• Dave Young (rugby union) (born 1985), Irish rugby union player
• Dave Young (footballer), former Wigan Athletic player

• David Turquand-Young (1904–1984), British modern pentathlete
• David Young (swimmer) (1907–1988), American Olympic swimmer
• David Young (Fijian swimmer) (born 2005), Fijian swimmer
• David Young (wrestler) (born 1972), American professional wrestler
• David Young (cricketer) (born 1977), English cricketer
• David Young (basketball) (born 1981), drafted by the Seattle SuperSonics
• David Young (hurler) (born 1985), Irish sportsperson
• David Young (rower), English rower
• David Young (discus thrower), Scottish athlete

• David Young (bishop) (1931–2008), British Anglican bishop; Bishop of Ripon
• David Young (cleric) (1844–1913), Wesleyan minister and historian
• David G. Young III, U.S. Air Force general
• David Young (British Army officer) (1926–2000), General Officer Commanding Scotland
• David Allan Young (1915–1991), American entomologist
• David M. Young Jr. (1923–2008), American mathematician
• David Young (bomber), former policeman who took hostages at an elementary school in Cokeville, Wyoming, 1986