Frank Brenchley was educated at Sir William Turner's School, Coatham, North Yorkshire, and Merton College, Oxford.
He was assistant military attaché at Ankara 1943–45 while the spy Cicero was operating, and was Director, Telecommunications Liaison, Syria and Lebanon, 1945–46.
After leaving the army he spent two years as a civil servant at GCHQ before transferring to the Foreign Office in 1949.
He retired from the Diplomatic Service and became Deputy Secretary-General and then Chief Executive of the Arab-British Chamber of Commerce 1976–83.
[1] During his retirement Brenchley returned to Merton College, Oxford, as member of the Senior Common Room in 1987 and as honorary Fellow in 1991.