Sir Harold William Young KCMG (30 June 1923 – 21 November 2006) was an Australian Liberal Party politician who represented South Australia in the Senate from 1968 to 1983, acting as President of the Senate from 1981 to 1983.

Harold Young was born in Port Broughton, South Australia on 30 June 1923 and educated at Prince Alfred College in Adelaide.

Prior to entering Parliament, he was a wheat farmer and grazier and was involved with various industry bodies, including acting as vice-president of the South Australian division of the Farmers and Graziers Association.

[3] He lost his own seat in the 1983 double dissolution election, the first sitting Australian Senate President to do so.

He was survived by his wife Lady (Margaret) Young and their four children, Sue, Scott, Andrea and Rob.