Laurence John "Laurie" Brereton (born 29 May 1946) is a former Australian politician who was a state minister, a federal member of cabinet, and kingmaker in the election of several Australian Labor Party leaders, including Paul Keating and Mark Latham. He was a Labor member of the Australian House of Representatives from March 1990 to October 2004, representing the Division of Kingsford Smith, New South Wales. He is credited with building Sydney's controversial monorail.