John Oliver (July 31, 1856-August 17, 1927) was a politician and farmer in British Columbia, Canada.

Oliver was involved in local politics when he won a seat in the provincial legislature in the 1900 election , and became leader of the opposition. He lost his seat in the 1909 election. He returned to the legislature in the 1916 election as a Liberal member, and became Minister of Agriculture and Railways in the cabinet of Harlan Carey Brewster. Oliver succeeded Brewster as Premier when Brewster died in 1918. Oliver's government developed the produce industy in the Okanagan Valley , and tried to persuade the federal government to lower the freight rate for rail transport. Oliver remained premier until his death in 1927.

The town of Oliver, British Columbia, is named after him.

John Oliver is also the current Bishop of Hereford, and is a member of the House of Lords of the United Kingdom as a Lord Spiritual. See John Oliver (bishop) .

John Oliver was also the eighteenth century miller at Highdown Hill, United Kingdom, and, according to legend, leader of the local smugglers.