► Royal Navy ► Personnel
Browse officers in command: A - B; C - E; F - G; H - K; L - O; P - R; S - T; U - Z; ??
| John Henn Gennys R.N. | Explanation | ||
| Second son of Edmund Henny Gennys (1780-1846) | |||
| Date (from) | (Date to) | Personal | |
| 14 January 1810 | Born (Plymouth, Devonshire) | ||
| 7 May 1850 | Married, firstly, Catherine Elizabeth Caroline (died 30 April 1851), only daughter of Rear-Admiral Richard Arthur | ||
| 23 August 1855 | Married, secondly, Suzanna Emily, eldest daughter of Thomas Icely of Coombing, Bathurst, New South Wales, at Sydney | ||
| 11 February 1875 | Died (Carcoar, New South Wales, Australia) | ||
| Entry in O'Byrnes 1849 'Naval Biographical Dictionary' | |||
| Date | Rank | ||
| 1824 | Entered Navy | ||
| 19 February 1838 | Lieutenant | ||
| 17 April 1845 | Commander | ||
| 20 December 1864 | Retired Commander | ||
| Date from | Date to | Service | |
| 19 February 1838 | 19 February 1838 | Lieutenant and commander in Confiance, Mediterranean | |
| 20 February 1838 | 1 March 1838 | Lieutenant in Princess Charlotte, commanded by Captain Arthur Fanshawe, Mediterranean | |
| 2 March 1838 | 12 May 1840 | Lieutenant in Rodney, commanded by Captain Hyde Parker, Mediterranean | |
| 11 October 1840 | 16 October 1841 | Lieutenant in Belleisle, commanded by Captain John Toup Nicolas, Mediterranean and home stations | |
| 17 October 1841 | 10 February 1842 | Lieutenant in Vindictive, commanded by Captain John Toup Nicolas, East Indies | |
| 19 January 1844 | 1 July 1844 | Lieutenant in Camperdown, commanded by Captain William Fanshawe Martin, Sheerness, Flag Lieutenant ot Vice-Admiral John Chambers White | |
| 2 July 1844 | 30 November 1844 | Lieutenant in Ocean, commanded by Captain Richard Arthur, Sheerness | |
| 1 December 1844 | 31 January 1845 | Lieutenant in Queen, commanded by Captain William Fanshawe Martin, Sheerness | |
| 1 February 1845 | 21 April 1845 | Lieutenant in Trafalgar, commanded by Captain Francis Brace, flagship of Vice-Admiral Edward Brace, the Nore | |
| January 1849 | Studying steam at Woowich factory, and attending the trails of Niger and Basilisk | ||
| 10 December 1850 | 1 November 1853 | Commander in Fantome (from commissioning at Portsmouth), Australia | |
| 2 November 1853 | 25 March 1854 | Acting Captain in Calliope, Australia | |
| 26 March 1854 | 14 June 1856 | Commander in Fantome, Australia | |
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