List of Famous people who died at 84

James Lawton Collins Jr. was a brigadier general in the U.S. Army who served in World War II, the Korean War and the Vietnam War, a military historian, and a viticulturist. He was the son of Major General James Lawton Collins, nephew of General J. Lawton Collins, who served as Chief of Staff of the Army during the Korean War, and older brother of Apollo 11 astronaut Major General Michael Collins. He led a North Dakota National Guard artillery battalion in Normandy in 1944, and served as the U.S. Army Chief of Military History from 1970 to 1982.

Joseph Kastl Knollenberg was an American politician from Michigan. From 1993 to 2009, he was a Republican member of the U.S. House of Representatives, representing Michigan's 9th congressional district and Michigan's 11th congressional district.

Bernardo Alberto Houssay was an Argentine physiologist who, in 1947, was a co-recipient of a Nobel Prize for Physiology or Medicine for his discovery of the role played by pituitary hormones in regulating the amount of blood sugar (glucose) in animals. He was the first Argentine Nobel laureate in the sciences. He shared the prize with Carl Ferdinand Cori and Gerty Cori, who won for their discoveries regarding the role of glucose in carbohydrate metabolism).

Manfred Rommel was a German politician belonging to the Christian Democratic Union, who served as Mayor of Stuttgart from 1974 until 1996. Rommel's policies were described as tolerant and liberal, and he was one of the most popular municipal politicians in Germany. He was the recipient of numerous foreign honours. He was the only son of Wehrmacht field marshal Erwin Rommel and his wife Lucia Maria Mollin (1894–1971), and contributed to the establishment of museums in his father's honour. He was also known for his friendship with George Patton IV and David Montgomery, the sons of his father's two principal military adversaries.

Angelo John Poffo was an American professional wrestler and wrestling promoter. He ran International Championship Wrestling for a number of years, holding cards in Tennessee, Kentucky and Arkansas. He was the father of "Macho Man" Randy Savage and "The Genius" Lanny Poffo.

Thomas Paulsley LaBeff, known as Sleepy LaBeef, was an American singer, musician and actor.

Jon Hassell was an American trumpet player and composer active since the 1960s. He was best known for developing the concept of "Fourth World" music, which describes a "unified primitive/futurist sound" combining elements of various world ethnic traditions with modern electronic techniques. The concept was first articulated on Fourth World, Vol. 1: Possible Musics, his 1980 collaboration with Brian Eno. He had also worked with artists such as the Theatre of Eternal Music, Talking Heads, Farafina, Peter Gabriel, Tears for Fears, Ani DiFranco, Techno Animal, Ry Cooder, Moritz von Oswald, and Carl Craig.

Jacques Loussier was a French pianist and composer. He arranged jazz interpretations of many of the works of Johann Sebastian Bach, such as the Goldberg Variations. The Jacques Loussier Trio, founded in 1959, played more than 3,000 concerts and sold more than 7 million recordings—mostly in the Bach series. Loussier composed film scores and a number of classical pieces, including a Mass, a ballet, and violin concertos. Loussier's style is described as third stream, a synthesis of jazz and classical music, with an emphasis on improvisation.

William Taliaferro Close was an American surgeon who played a major role in stemming a 1976 outbreak of the Ebola virus in Zaire, the first major outbreak of the viral hemorrhagic fever in Central Africa, and preventing its further spread. He was also the father of actress Glenn Close and husband of Bettine Moore Close.

Sir Alexander Matthew Busby, CBE, KCSG was a Scottish football player and manager, who managed Manchester United between 1945 and 1969 and again for the second half of the 1970–71 season. He was the first manager of an English team to win the European Cup and is widely regarded as one of the greatest managers of all time.