William McCormack

Infobox Officeholder
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name = William McCormack
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order = 22nd
office = Premier of Queensland
term_start = 22 October 1925
term_end = 16 May 1929
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predecessor = William Gillies
successor = Arthur Edward Moore
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birth_date = birth date|1879|4|27
birth_place = Purnam, Queensland, Australia
death_date = death date and age|1947|11|21|1879|4|27
death_place = Annerley, Queensland, Australia
nationality = flagicon|Australia Australian
party = Australian Labor Party
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William McCormack (27 April 1879 – 21 November 1947), was Premier of Queensland, Australia, from 1925 to 1929.

He was born in Purnam, Queensland and died in Brisbane on 21 November, 1947.

He entered politics as member for Cairns at the election of 1912, a position he maintained until 1930.

He was a friend of Ted Theodore, an earlier premier, and was involved with him in the Mungana Affair.