There are a number of notable people named David Young, including:

• David Young (Ontario politician), an Ontario politician;
• David Young (poker player), a poker player;
• David Young, Baron Young of Graffham, a British politician;
• David Young, a member of the White House Plumbers under the administration of U.S. President Richard Nixon.
• David Young (Canadian playwright), a Canadian playwright
• Dave Young (musician), a Canadian jazz musician
• David Young (merchant) (1848-1887), a Winnipeg, Manitoba business person and politician
• David Santo, a professional wrestler whose ring name is David Young.
• David Young (editor), founding editor in 1818 of The Farmer's Almanac.
• David Young (bomber), a former policeman who took hostages at an elementary school in Cokeville, Wyoming in 1986.
• David Young (television producer), a British game show devisor and producer.
• David Young (basketball), drafted in the second round of the 2004 NBA Draft by the Seattle SuperSonics
• David Young, rugby player