Reg Alcock, Canadian businessman and politician, 17th Canadian President of the Treasury Board (d. 2011)

Reginald B. Alcock, (April 16, 1948 – October 14, 2011) was a Canadian politician. He represented the riding of Winnipeg South in the House of Commons of Canada from 1993 to 2006 and was a cabinet minister in the government of Prime Minister Paul Martin. Alcock was a member of the Liberal Party of Canada.