William Alfred Galliher (July 26, 1860 – November 23, 1934) was a Canadian lawyer, judge and Liberal politician.

In 1885, he served as part of the British Nile contingent under General Wolseley.

[1] The son of Francis Galliher and Sarah Kirkpatrick, he was educated in Walkerton and Collingwood.

[3] Galliher was elected as MP for Yale—Cariboo in 1900, despite running against "Independent-Labour" candidate Christopher Foley, who threatened to split the Liberal vote.

After the Kootenay riding was split off from Yale Cariboo in 1904, Galliher was reelected there and remained in the House until 1908.