List of Famous people who died at 97

David A. Kyle was an American science fiction writer and member of science fiction fandom.

Siddavanahalli Nijalingappa was an Indian independence activist, Congress Party politician, and lawyer who served two terms as the Chief Minister of Karnataka first between 1956 and 1958, and once again from 1962 to 1968.

Amerigo Cacioni was an Italian racing cyclist. He rode in the 1932 Tour de France.

Kanagaratnam Shanmugaratnam was a renowned Singaporean pathologist. Hailed as Singapore's "father of pathology" and best known for establishing the Singapore Cancer Registry (SCR) in 1967, Shanmugaratnam was also a world-leading expert on nasopharyngeal carcinoma. He died on 28 July 2018, aged 97, at his home in Singapore.

Ratip Kazancıgil was a Turkish medical doctor, history researcher and academician.

George Pólya was a Hungarian mathematician. He was a professor of mathematics from 1914 to 1940 at ETH Zürich and from 1940 to 1953 at Stanford University. He made fundamental contributions to combinatorics, number theory, numerical analysis and probability theory. He is also noted for his work in heuristics and mathematics education. He has been described as one of The Martians, an informal category which included one of his most famous students at ETH Zurich, John von Neumann.