List of Famous people who died at 83

Michel Meslin was a professor at and president of the Université de Paris-Sorbonne. He established the Institut de Recherche pour l'Etude des Religions (IRER). A specialist in late antiquity, the history of Christianity and anthropology of religion, he published several works on these and other subjects.

Pierre Macq was a Belgian physicist who was the rector of the University of Louvain (UCLouvain) from 1986 until 1995. In 1973, he was awarded the Francqui Prize on Exact Sciences for his work on experimental nuclear physics.

Aleksei Fedorovich Filippov was a Russian mathematician, who worked on differential equations, differential inclusions, diffraction theory, and numerical methods.

Charles Mitchill Bogert was an American herpetologist, and curator of herpetology and researcher for the American Museum of Natural History.

Bernard Peters was a nuclear physicist, with a specialty in cosmic radiation. He was a recipient of the Padma Bhushan, the third highest Indian civilian award.

Ulysses S. Grant IV was the son of Ulysses S. Grant Jr. and the grandson of General of the Army and President of the United States Ulysses S. Grant and United States Senator Jerome B. Chaffee of Colorado. He was an American geologist and paleontologist known for his work on the fossil mollusks of the California Pacific Coast. He was born at his father's farm, Merryweather Farm, in Salem Center, Westchester County, New York. Shortly after his birth, the family moved to San Diego, California.

Ibrahim Mbombo Njoya was a Cameroonian politician and royal.