List of Famous people who are 83

Solomon Halbert Snyder is an American neuroscientist who has made wide-ranging contributions to neuropharmacology and neurochemistry. He studied at Georgetown University, and has conducted the majority of his research at the Johns Hopkins School of Medicine. Many advances in molecular neuroscience have stemmed from Snyder's identification of receptors for neurotransmitters and drugs, and elucidation of the actions of psychotropic agents. He received the Albert Lasker Award for Basic Medical Research in 1978 for his research on the opioid receptor, and is one of the most highly cited researchers in the biological and biomedical sciences, with the highest h-index in those fields for the years 1983–2002, and then from 2007–2019.

Viva is an American actress, writer and former Warhol superstar.

Carlos Garaikoetxea Urriza is a former Spanish politician from the Basque Country. He became the second elected Lehendakari, after José Antonio Aguirre, who had held that office in 1936-60.

András Balczó is a retired Hungarian modern pentathlete. He competed at the 1960, 1968 and 1972 Olympics in the individual and team events and won three gold and two silver medal; he missed only one medal, finishing fourth individually in 1960.