Desmond Joseph O'Malley was an Irish politician who served as Minister for Industry and Commerce from 1977 to 1981 and 1989 to 1992, Leader of the Progressive Democrats from 1985 to 1993, Minister for Trade, Commerce and Tourism from March 1982 to October 1982, Minister for Justice from 1970 to 1973 and Government Chief Whip and Parliamentary Secretary to the Minister of Defence from 1969 to 1970. He served as a Teachta Dála (TD) for the Limerick East constituency from 1968 to 2002.