List of Famous people who died in 1990

Severino Canavesi was an Italian cyclist.

Erich Hüttenhain was a German academic mathematician and cryptographer (Cryptography) and considered a leading cryptanalyst in the Third Reich. He was Head of the cryptanalysis unit at OKW/Chi, the Cipher Department of the High Command of the Wehrmacht.

Ettore Giannini was an Italian screenwriter and film director. He wrote for eight films between 1940 and 1967.

Frederick "Fred" Erskine Olmsted Jr. was an American artist and biophysicist. He created social realism themed murals and sculptures for the Works Progress Administration, the Federal Art Projects, and the Public Works of Art Project.

Adele Duttweiler was a Swiss philanthropist and the wife of Gottlieb Duttweiler, founder of both the Migros group and the LdU political party.

Isaac Jacob Schoenberg was a Romanian-American mathematician, known for his discovery of splines.