Alastair William Gillespie, PC OC (May 1, 1922 – August 19, 2018) was a Canadian politician and businessman. Gillespie was born in Victoria, British Columbia, the son of Errol Pilkington Gillespie and Catherine Beatrice (Oliver) Gillespie. He attended Brentwood College School where he was an avid rugby player. He received a Bachelor of Commerce degree from McGill University in 1947 and a Masters of Arts from Oxford University as a Rhodes Scholar in 1949. He later received a Master of Commerce from the University of Toronto in 1958. In 1998, he was made an Officer of the Order of Canada.