Sidney Beckwith Mainguy

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Commander Sidney Beckwith Mainguy, R.N. (23 November, 1884 – ) served in the Royal Navy.

Life & Career

Mainguy ranked third among 62 successful candidates in examinations for entry to the Britannia intake term of September 1899, with 2806 marks.[1]

Mainguy was an interpreter in Dutch and French.

See Also

Naval Appointments
Preceded by
Fitzmaurice Acton
Royal Navy Naval Attaché at Paris
1 Oct, 1917[2]
Succeeded by
The Hon. Alexander R. M. Ramsay


  1. "Naval & Military Intelligence." The Times (London, England), Saturday, Aug 12, 1899; pg. 8; Issue 35906.
  2. The Navy List. (December, 1918). p. 1817.