William L. Mackenzie King
10th Prime Minister of Canada (1874-1950)
- Born: 1874-12-17 (Kitchener)
- Died: 1950-07-22 (The Farm)
- Country of citizenship: Canada
- Occupation: diarist; diplomat; economist; journalist; lawyer; politician
- Member of political party: Liberal Party of Canada
- Position held: Member of the Privy Council of the United Kingdom; Prime Minister of Canada (period: 1921-12-29 through 1926-06-28, 1926-09-25 through 1930-08-07, 1935-10-23 through 1948-11-15; replaced by: Arthur Meighen, Louis St. Laurent, Richard Bedford Bennett; replaces: Arthur Meighen, Richard Bedford Bennett; series ordinal: 10); leader of the Liberal Party of Canada (elected in: 1919 Liberal Party of Canada leadership election; end cause: retirement; period: 1919-08-07 through 1948-08-07; replaced by: Louis St. Laurent; replaces: Daniel Duncan McKenzie); member of the House of Commons of Canada
- Employer: Harvard University
- Educated at: Harvard University; Osgoode Hall Law School; University of Chicago; University of Toronto
- VIAF ID: https://viaf.org/viaf/56618205
- ISNI: https://isni.org/isni/0000000081351363
- WorldCat Identities ID: https://worldcat.org/identities/lccn-n50048099
- Library of Congress authority ID: https://id.loc.gov/authorities/names/n50048099