Margaret Eva Rayner CBE (21 August 1929 – 31 May 2019) was a British mathematician who became vice principal of St Hilda's College, Oxford and president of the Mathematical Association.
After study at The King's High School for Girls (graduating as prefect in 1947) she read mathematics at Westfield College with the plan of becoming a mathematics teacher, earned a first, and completed a master's degree there.
[1] In the late 1960s and early 1970s she worked on isoperimetric inequalities with American mathematician Lawrence E. Payne, beginning with a 1965 research visit to the University of Maryland and Cornell University, where Payne worked.
[1][2][3] In 1980 she was a speaker at the Fourth International Congress on Mathematical Education in Berkeley, California; her talk was entitled Is calculus essential?.
[1][2] Rayner was named a Commander of the Order of the British Empire in the 1990 Birthday Honours.