David Blair

David Blair may refer to:
 * David Blair (dancer) (1932–1975), British ballet dancer
 * David Blair (director), British movie and television director
 * David Blair (encyclopedist) (1820–1899), Irish Australian journalist and encyclopedist
 * David Blair (filmmaker), American experimental filmmaker
 * David Blair (golfer) (1917–1985), Scottish amateur golfer
 * David Blair (information technologist) (1947–2011), information retrieval scientist
 * David Blair (journalist) (born 1973), British journalist working for The Daily Telegraph
 * David Blair (mariner) (1874–1955), British second officer, transferred off the Titanic
 * David Blair (discus thrower) (born 1975), American Paralympic discus thrower
 * David Blair (physicist) (born 1946), Australian physicist
 * David Blair (rower) (born 1991), Canadian Paralympic rower and triathlete
 * David Blair (rugby union) (born 1985), Scottish rugby player
 * Blair (poet) (David Blair, 1967–2011), American performance poet
 * David H. Blair (1868–1945), Commissioner of Internal Revenue of the United States, 1921–1929
 * David Blair Motorsports, a former NASCAR racing team
 * Rev. David Blair, a pen name of Eliza Fenwick (1767–1840)