Conel Hugh O'Donel Alexander
British cryptanalyst
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Conel Hugh O'Donel Alexander CMG CBE, known as Hugh Alexander and C. H. O'D. Alexander, was an Irish-born British cryptanalyst, chess player, and chess writer. Wikipedia
Born: April 19, 1909, Cork, Ireland
Died: February 15, 1974 (age 64 years), Cheltenham, United Kingdom
Spouse: Enid Constance Crichton Neate (m. 1934–1974)
Education: King's College, Cambridge (1928–1931) and King Edward's School (1920–1928)
Children: Michael Alexander