George William Allan (August 13, 1860 – December 6, 1940) was a Canadian politician.
Born in Toronto, his father, George William Allan, (Sr.), served in the Canadian Senate for 35 years, including a term as Speaker of the Senate. The younger Allan moved in his adult life to Winnipeg, Manitoba where he was elected to one term in the Canadian House of Commons in the 1917 election as the Unionist Member of Parliament for Winnipeg South.