John Moore (fl. 1860s)
Naval officer. Captain, 1848. Secretary to the first lord of the admiralty, circa 1860–3. Perhaps John Moore, born in Malta 1820/1, died 1866, but in the 1861 census he is described as a Royal Navy captain on half pay.
Census returns of England and Wales 1861 (The National Archives: Public Record Office RG9/420/104/25)
England & Wales, national probate calendar (index of wills and administrations), 1858–1966, 1973–95 (Ancestry.co.uk, accessed 12 October 2018)
Navy list 1862
Post Office London directory 1860–3