John Otho Marsh Jr. (August 7, 1926 – February 4, 2019) was an American politician and an adjunct professor at George Mason University School of Law.^[1][2][3] He served as the United States Secretary of the Army from 1981 to 1989, and as a member of the United States House of Representatives from Virginia from 1963 to 1971.^[1][4]

Marsh was born in Winchester, Virginia. He graduated from Harrisonburg High School in Harrisonburg, Virginia.^[5][6] He enlisted in the United States Army in 1944, during World War II, and was selected at age eighteen for Infantry Officer Candidate School (OCS) graduating as a second lieutenant of infantry in November 1945, then assigned to the Army of Occupation of Germany where he served from 1946 to 1947.^[4][5][7] He was a member of the United States Army Reserve from 1947 to 1951.^[5]

Marsh graduated from Washington and Lee University in 1951, where he was a member of Phi Kappa Psi Fraternity.^[1][5][8] He entered the Army National Guard in Virginia in 1951 and graduated from the Army's Airborne School in 1964.^[9] He retired from the army in 1976 with the rank of lieutenant colonel.^[5]

Meanwhile, in 1952, Marsh was admitted to the Virginia Bar, and started practicing law in Strasburg, Virginia, where he served as town judge.^[5] From 1954 to 1962, he was the town attorney in New Market, Virginia.^[5]

Marsh was then selected to serve as chairman of the Reserve Forces Policy Board, a position he held from 1989 until 1994.^[12] He later served as chairman and interim CEO of Novavax, Inc., a pharmaceutical company.^[1][2] He subsequently sat on its board of directors.^[13]

Marsh was a confidant of Dick Cheney when the latter was vice president.^[10][14]

From 1998 to 1999, Marsh was visiting professor of ethics at the Virginia Military Institute, and adjunct professor of law at The College of William & Mary from 1999 to 2000.^[1] At the time of his death in 2019 he was teaching a course on technology, terrorism and national security law at George Mason University.^[1][15]

In 2007, when patient conditions at Walter Reed Army Medical Center had become a national concern, Marsh and former Secretary of the Army Togo West were appointed by Secretary of Defense Robert Gates to an independent review panel tasked to investigate medical and leadership failures. Among the panel's many recommendations was to close the aging facility and relocate medical services to what was then the National Naval Medical Center located in Bethesda, Maryland.^[9][2][16]

Marsh was also a member of the Markle Foundation.^[3] The John O. Marsh Institute for Government and Public Policy at Shenandoah University is named for him.^[17]

Marsh lived in his hometown of Winchester, Virginia, with his wife; they had three children and seven grandchildren.^[1] He died on February 4, 2019, of complications from congestive heart failure in Raphine, Virginia, at the age of 92.^[18]

Marsh's son, John "Rob" Otho Marsh III (born October 20, 1955), joined the U.S. Army in 1974 and served until 1996 at the rank of Major. Rob was known as medic in the 1993 Battle of Mogadishu, he and SFC Don Hutchinson were trying to save the mortally wounded MSG Timothy "Griz" Martin, Rob was gravely wounded by a mortar attack on October 6 that killed Sgt. 1st Class Matt Rierson. Rob received the Legion of Merit, two Bronze Stars, Purple Heart, the Defense Meritorious Service Medal and the Army Meritorious Service Medal. Rob is now a clinic doctor in Middlebrook, Virginia.^[19]