List of Famous people who died at 90

Mary Edith Scott was a New Zealand novelist, teacher and librarian. She was a prolific writer who specialised in romantic comedies set in rural New Zealand, and her books were widely read both in New Zealand and overseas. From 1953 to 1978 she wrote at a rate of at least one book per year. She published over thirty novels, five detective novels written jointly with Joyce West, an autobiography, and three collections of plays.

Ross Lee Finney Junior was an American composer born in Wells, Minnesota who taught for many years at the University of Michigan. He received his early training at Carleton College and the University of Minnesota and also studied with Nadia Boulanger, Edward Burlingame Hill, Alban Berg and Roger Sessions. In 1928 he spent a year at Harvard University and then joined the faculty at Smith College, where he founded the Smith College Archives and conducted the Northampton Chamber Orchestra. In 1935, his setting of poems by Archibald MacLeish won the Connecticut Valley Prize, and in 1937, his First String Quartet received a Pulitzer Scholarship Award. A Guggenheim Fellowship funded travel in Europe in 1937. During World War II, Finney served in the Office of Strategic Services, and received a Purple Heart and a Certificate of Merit.

Vero Copner Wynne-Edwards, CBE, FRS, FRSE was an English zoologist. He was best known for his advocacy of group selection, the theory that natural selection acts at the level of the group.

Judith Crist was an American film critic and academic. She appeared regularly on the Today show from 1964 to 1973 and was among the first full-time female critics for a major American newspaper, in her case, the New York Herald Tribune. She was the founding film critic at New York magazine and became known to most Americans as a critic at the weekly magazine TV Guide and at the morning TV show Today. She appeared in one film, Woody Allen's dramatic-comedy film Stardust Memories (1980), and was the author of various books, including The Private Eye, The Cowboy and the Very Naked Girl; Judith Crist's TV Guide to the Movies; and Take 22: Moviemakers on Moviemaking.

Eugene Borisovich Dynkin was a Soviet and American mathematician. He made contributions to the fields of probability and algebra, especially semisimple Lie groups, Lie algebras, and Markov processes. The Dynkin diagram, the Dynkin system, and Dynkin's lemma are named after him.

Manuel d'Almeida Trindade was a Portuguese Prelate of the Roman Catholic Church.