List of Famous people who died at 90

Arnaud Denjoy was a French mathematician.

Ibram Lassaw (1913–2003) was a Russian-American sculptor, known for non-objective construction in brazed metals.

Sebastião Roque Rabelo Mendes was a Brazilian Roman Catholic bishop.

Katherine Anne Porter was an American journalist, essayist, short story writer, novelist, and political activist. Her 1962 novel Ship of Fools was the best-selling novel in America that year, but her short stories received much more critical acclaim.

Albert Eide Parr was a Norwegian-born, American marine biologist, zoologist and oceanographer. He was the director of the American Museum of Natural History from 1942 to 1959. Parrosaurus missouriensis, a species of plant-eating dinosaur, is named after him.

Herbert Seymour Saffir was an American civil engineer who co-developed the Saffir–Simpson Hurricane Scale for measuring the intensity of hurricanes. As recently as 2005 Saffir was the principal of Saffir Engineering in Coral Gables, Florida. He also published articles on designing buildings for high wind resistance.