List of Famous people who died at 83

Sir Frederick Nathaniel Ballantyne, GCMG was the Governor-General of Saint Vincent and the Grenadines from 2002–2019. A trained cardiologist and former chief medical officer of the country, he was appointed governor-general on 2 September 2002. He succeeded Dame Monica Dacon, who had been acting in the position after the death of Charles Antrobus.

Mel Allen was an American sportscaster, best known for his long tenure as the primary play-by-play announcer for the New York Yankees. During the peak of his career in the 1940s, 1950s and 1960s, Allen was arguably the most prominent member of his profession, his voice familiar to millions. Years after his death, he is still promoted as having been "The Voice of the Yankees."

Rear Admiral Sir Richard John Trowbridge, was a senior officer in the Royal Navy and the 25th Governor of Western Australia, serving from 25 November 1980 to 24 November 1983. He was the last British-born vice-regal representative in Australia. He was also the first officer to rise from boy seaman to captain of the Queen's yacht HMY Britannia.

Jordan Carson Mark was a Canadian-American mathematician best known for his work on developing nuclear weapons for the United States at the Los Alamos National Laboratory. Mark joined the Manhattan Project in 1945, and continued to work at Los Alamos under the leadership of Norris Bradbury after World War II ended. He became the leader of the Theoretical Division at the laboratory in 1947, a position he held until 1973. He oversaw the development of new weapons, including the hydrogen bomb in the 1950s. On the hydrogen bomb project he was able to bring together experts like Edward Teller, Stanislaw Ulam and Marshall Holloway despite their personal differences.

Konstantin Petrovich Feoktistov was a Soviet cosmonaut and an eminent space engineer. As a cosmonaut Feoktistov flew on Voskhod 1, the first spacecraft to carry three crew members. Feoktistov also wrote several books on space technology and exploration. The Feoktistov crater on the far side of the Moon is named in his honor.

Kathleen Lockhart was a British-American actress.