| | | | |
| William James Hope Johnstone R.N. | Explanation |
| Second son of Vice-Admiral Sir William Johnstone Hope (c1757-1831) |
| |
| Date (from) | (Date to) | Personal |
| 28 July 1798 | | Born |
| 1826 | | Married Eleanor, eldest daughter of Sir Thomas Kirkpatrick, Bart. |
| 10 November 1862 | | K.C.B. (Knight Commander of the Bath) |
| 11 July 1878 | | Died |
| |
| Date | Rank |
| 20 June 1811 | Entered Navy |
| 2 May 1818 | Lieutenant |
| 9 September 1820 | Commander |
| 21 October 1823 | Captain |
| 22 April 1853 | Rear-Admiral |
| 4 February 1858 | Vice-Admiral |
| 24 September 1863 | Admiral |
| |
| Date from | Date to | Service |
| 21 October 1823 | 12 January 1825 | Captain in Doris, south-east coast of America |
| 8 June 1828 | 28 April 1830 | Captain in Asia, flagship of Vice-Admiral Sir Pulteney Malcolm, Mediterranean |
| 28 April 1830 | October 1831 | Captain in Britannia, flagship of Vice-Admiral Sir Pulteney Malcolm, Mediterranean |
| 6 May 1845 | 4 September 1847 | Captain in Agincourt, flagship of Rear-Admiral Thomas John Cochrane, East Indies |
| 29 May 1850 | 2 July 1852 | Captain in Albion (from commissioning at Plymouth), Mediterranean |
| 3 July 1852 | | Superintendent of Haslar Hospital and the Royal Clarence Victualling Yard |
| 1 May 1854 | | Commander-in-chief, south-east coast of America (flag in Indefatigable) |
| 28 June 1860 | 25 June 1863 | Commander-in-chief, the Nore (flag in Formidable) |