John Dennis Concannon PC (16 May 1930 – 14 December 2003), known as Don Concannon, was a British Labour Party politician. Born in Doncaster, West Riding of Yorkshire, Concannon was educated at Rossington Secondary School and through the Extra-Mural Department of the University of Nottingham. He worked as a miner and as a National Union of Mineworkers (NUM) official. He was a councillor on Mansfield Borough Council from 1963. A serious car accident led to his retirement as MP for Mansfield at the 1987 election; Alan Meale succeeded him in the seat.