William J. Snow (December 16, 1868 – February 27, 1947) was a career officer in the United States Army. He attained the rank of major general, and served as the Chief of Field Artillery for seven years in the 1920s. During World War I, Snow commanded the 4th Field Artillery Regiment, the Field Artillery School, and the 156th Field Artillery Brigade. In 1918 he was assigned to serve as the first Chief of Field Artillery as a major general, and held this position until retiring in 1927. Snow died in Washington, DC in 1947, and was buried at Arlington National Cemetery.