Myles Lynn Deering (born 1953) is a retired Army National Guard major general who served as the adjutant general of Oklahoma. General Deering was appointed by Governor of Oklahoma Brad Henry in 2009 following the promotion of Harry M. Wyatt III to the position of director, Air National Guard. On December 10, 2010, Governor-elect Mary Fallin announced that she would retain General Deering in his position as adjutant general. As adjutant general, General Deering is the highest-ranking member of the Oklahoma National Guard. He is responsible for managing the affairs of the Oklahoma Military Department and for advising the governor, who is the Commander-in-Chief of the Guard. Additionally, Governor Henry and Governor Fallin both appointed General Deering to serve as the Secretary of the Military in the governor's cabinet. Military career Myles Deering enlisted in the United States Army Reserve in October 1971. In 1974, he transferred into the Texas Army National Guard and entered the Officer Candidate School program. He received his commission as a second lieutenant in 1976 in the 36th Infantry Brigade. Lieutenant Deering then transferred to the Oklahoma Army National Guard's 45th Infantry Brigade in 1977. In March 1980 he was promoted to the rank of captain and assumed command of the Combat Support Company, 1st Battalion, 180th Infantry Regiment. By December 1981, Captain Deering was assigned to the 45th Infantry Brigade's headquarters where he served as an intelligence assistant. In 1983, Deering became the commander of Company C, 1st Battalion, 180th Infantry Regiment based in Holdenville, Oklahoma. In May 1986, Captain Deering moved to the 700th Support Battalion in Oklahoma City, where he served as that Battalion's executive officer. He was promoted to major in February 1988. After briefly being assigned to the headquarters of the 45th Infantry Brigade, Major Deering returned to the 700th Support Battalion in 1992 and assumed command of that unit with his promotion to lieutenant colonel. In June 1995, Colonel Deering became the executive officer for the 45th Infantry Brigade. Colonel Deering was selected to serve as the secretary to the General Staff at Headquarters of the Oklahoma National Guard. He would then be assigned to serve as the director of the Human Resources Directorate within the Headquarters. He was promoted to full colonel in July 1999. Colonel Deering would become the director for plans, operations, and training for the Oklahoma Army National Guard. In that position, Colonel Deering was