Eleanor Atwood Arnason (born 1942) is an American author of science fiction novels and short stories. From 1949 to 1961, Arnason and her parents lived in "Idea House #2," a futuristic dwelling built by the Walker Art Center. Arnason's earliest published story appeared in New Worlds in 1972. Her work often depicts cultural change and conflict, usually from the viewpoint of characters who cannot or will not live by their own societies' rules.