John N. Mitchell

John Newton Mitchell (September 5, 1913 – November 9, 1988) was an American politician and lawyer. He was the 67th Attorney General of the United States (1969–1972) under President Richard Nixon and a convicted criminal.
He was chairman of Nixon's 1968 presidential campaign, and one of Nixon's closest personal friends.
He was chairman of Nixon's 1972 presidential campaign. He committed many crimes during the Watergate affair. Mitchell was sentenced to prison in 1977 and served 19 months, during which time he was known as Inmate No. 24171-157. 
Mitchell died of a heart attack on November 9, 1988 in Washington, D.C. at the age of 75.