Denis Barry (disambiguation)

Denis (or Dennis) Barry (or Barrie) may refer to:


 * Denis Barry (1929–2003) president of the United States Chess Federation from 1993 to 1996
 * Dennis Barrie (born 1947), American museum director
 * Denis "Denny" Barry (1883–1923) Irish republican leader
 * Denis "Dinny" Barry-Murphy (1903–1973) Irish hurler from Cork