- Born 1 January, 1908, Sydney? Australia
- Died 11 September, 1991, New South Wales Australia
- Occupation Physicist, Researcher, Teacher, University teacher
Marie Coutts Clark was a physicist and spectrochemist at the Australian Commonwealth Scientific and Research Organisation (CSIRO).
Clark was educated at North Sydney Girls’ High School and then the University of Sydney, graduating with a Bachelor of Science in 1932. She subsequently completed a Radio Engineering Diploma Course at Sydney.
Between 1932-1940 she taught at schools in Kyogle, Coffs Harbour, Yass and Griffith (all in New South Wales).
During the Second world War she worked at the (Amalgamated Wireless Australia) AWA Material Testing Laboratory (1940-45).
She then spent the rest of her professional life (1947-1970) employed as a Demonstrator in Physics at the University of Sydney, as a research officer in the Division of Radiophysics (CSIRO) and as a spectrochemist.