Guillaume-André Fauteux, PC, KC (20 October 1874 – 10 September 1940) was a Canadian politician.
Born in St-Benoît, Quebec, a Conservative, he was defeated six times (1908, 1921, 1925, 1925 by-election, 1926, and 1930) while attempting to become a Member of Parliament.
From August 23, 1926 to September 24, 1926, during Arthur Meighen's short lived second term, he was the Solicitor General of Canada.
In 1933, he was appointed to the Senate representing the senatorial division of De Salaberry, Quebec.
This article about a Quebec Member of the Canadian Senate is a stub.