David John Johnson (born December 17, 1945 in Hamilton, Ontario) is a politician in Ontario, Canada. He was the mayor of East York from 1982 to 1993, a Progressive Conservative member of the Legislative Assembly of Ontario from 1993 to 1999, and a senior cabinet minister in the government of Mike Harris. He has also sought election to the federal House of Commons.

David Johnson (born 28 October 1981) is an Australian rules footballer who plays for the Geelong Football Club.

David Johnson (1827 – 1908) was a member of the second generation of Hudson River School painters.

a rising third year student at the University of Minnesota Law School