William John Scheyer (March 6, 1900 – May 14, 1956) was a decorated officer of the United States Marine Corps, who reached the rank of major general.

Following graduation from high school, he received an appointment to the United States Naval Academy at Annapolis, Maryland, where he was nicknamed "Stoneface"; was active in rifle squad and also served as Manager of the Class Basketball.

In January 1924, Scheyer was attached to the Marine detachment aboard the USS Henderson and sailed for Coco Solo and later to Culebra, Puerto Rico.

Following his return stateside in March 1924, Scheyer participated again in the National rifle and pistol matches at Camp Perry, Ohio, and later was transferred to the 77th Machine Gun Company, 2nd Battalion, 5th Marines in January 1925.

Upon his return to the United States, Scheyer served at Marine Barracks Parris Island as post adjutant and later was promoted to the rank of first lieutenant in October, 1928.

The change of duty came in August 1935, when he was ordered stateside and assigned to the Marine Rifle and Pistol Team Detachment at Wakefield, Massachusetts.

Scheyer was appointed 9th battalion's executive officer under the command of Colonel David R. Nimmer and sailed for Pacific theater at the end of 1942.

[2] Colonel Nimmer was detached to the Headquarters Marine Corps in Washington, D.C., and Scheyer was appointed his substitute as commanding officer of the 9th Defense Battalion on April 18, 1943.

[3] Scheyer was promoted to the rank of colonel on September 26, 1943, and subsequently relinquished command to his executive officer, Archie E. O'Neil at the beginning November 1943.

Scheyer remained in this capacity until June 1950, when he was ordered back to Washington, D.C., and appointed assistant director of personnel at Headquarters Marine Corps.