Sven Josef Cyvin

Sven Josef Cyvin (25 February 1931 – 19 September 2013) was a Norwegian chemist.

He was born in Czechoslovakia, but finished his secondary education at Trondheim Cathedral School in 1949 and graduated in chemical engineering at the Norwegian Institute of Technology in 1956. In 1960 he took the dr.techn. degree. From 1964 he was a docent, and from 1970 to his retirement he was a professor of theoretical chemistry at the Norwegian Institute of Technology. He was a fellow of the Norwegian Academy of Science and Letters and the Royal Norwegian Society of Sciences and Letters.

Cyvin was also active in the social movements Pugwash, Nei til Atomvåpen and Framtiden i våre hender.