William H. Walker (July 25, 1847 – June 25, 1913) was a Canadian politician.

Born in Ochiltree Manse, Ayrshire, Scotland, Walker emigrated to Canada in 1858.

Walker was elected to the Legislative Assembly of Quebec for Huntingdon in 1900.

A Liberal, he was acclaimed in 1904 and 1908.

This article about a Members of the National Assembly of Quebec from the Quebec Liberal Party is a stub.