John W. Heavey (February 19, 1867 – November 18, 1941) was a United States Army brigadier general who served as Chief of the National Guard Bureau.

[1] He graduated 33rd in a class of 65 from the United States Military Academy at West Point, New York, in June 1891, receiving his commission as a Second Lieutenant of Infantry.

[2] A member of one of West Point's earliest football teams, Heavey was the right guard on Army's offensive line during the first Army-Navy Game in 1890.

[3] In 1898 Heavey joined the 11th Infantry for the Spanish–American War, serving in Puerto Rico, including battles at Hormigueros and Las Marias and assignment as commander of the post at Mayaguez.

He remained on duty in Puerto Rico until 1902, when he was assigned to the Philippines, including a posting to Camp Jossman and action against the Moros on Mindanao and Jolo.

[3] During World War I Heavey received temporary promotions to colonel and brigadier general and served as executive officer of the Militia Bureau.