William Sloan (September 10, 1867 – March 2, 1928) was a Canadian businessman and Liberal politician.

He was Member of Parliament for Comox-Atlin from 1904 until 1909, when he resigned to provide a seat for William Templeman.

Born in Wingham, Ontario, Sloan continued to be active in provincial politics, serving as MLA for Nanaimo from 1916 until his death in 1928.

His son Gordon became a member of the provincial assembly and served in the province's cabinet and in the B.C.

This article about a Member of the Legislative Assembly of British Columbia is a stub.