William Alexander McGilvray (April 29, 1883 – May 23, 1952) was a professional baseball player.

He was an outfielder for one season (1908) with the Cincinnati Reds.

For his career, he compiled no hits in 2 at-bats.

An alumnus of Stanford University, he was born in Portland, Oregon and died in Denver Colorado at the age of 69.

This biographical article relating to an American baseball outfielder born in the 1880s is a stub.