Kenneth George "Ken" Booth (23 February 1926 – 1 November 1988) was a New South Wales politician, Treasurer, and Minister of the Crown in the cabinets of Neville Wran and Barrie Unsworth.
From 1981 to 1988 he was the Treasurer of New South Wales.
He was a member of the New South Wales Legislative Assembly for 28 years from 8 October 1960 until his death on 1 November 1988 for the Labor Party, representing the seats of Kurri Kurri and Wallsend.