| Nicholas Timothy Charles Knatchbull (maid. name Hon.) | |
| B: | 18 Nov 1964 |
| London, London, England | |
| D: | 27 Aug 1979 |
| Murdered by the IRA, Donegal Bay, Mullaghmore, County Sligo, Ireland | |
|
| John Ulick Knatchbull-Hugessen (maid. name 7th Baron Brabourne) | |
| B: | 9 Nov 1924 |
| St George Hanover Square, London, England | |
| D: | 2005 |
| Ashford, Kent, England | |
| Patricia Edwina Victoria Mountbatten |
| Patricia Edwina Victoria Mountbatten | |
| B: | 14 Feb 1924 |
| London, Middlesex, , England | |
| M: | 26 Oct 1946 |
| Romsey Abbey, Romsey, Hampshire, England | |
| D: | 27 Aug 1979 |
| Co, Sligo, Ireland | |
| Norton Louis Philip Knatchbull | |
| B: | 08 Oct 1947 |
| London, England | |
| D: | living |
| Michael John Ulick Knatchbull |
| Michael John Ulick Knatchbull | |
| B: | 24 May 1950 |
| Lambeth, Greater London, Middlesex | |
| D: | LIVING |
| living | |
| Anthony Knatchbull |
| Anthony Knatchbull | |
| B: | 6 Apr 1952 |
| London, London, England | |
| D: | 6 Apr 1952 |
| London, London, England | |
| Joanna Edwina Doreen Knatchbull |
| Joanna Edwina Doreen Knatchbull | |
| B: | 5 Mar 1955 |
| London, Middlesex, England | |
| D: | LIVING |
| living | |
| Lady Amanda Patricia Victoria Knatchbull-Hugessen | |
| B: | 26 Jun 1957 |
| Lambeth, Greater London, Middlesex | |
| D: | 22 Sep 2005 |
| Philip Wyndham Ashley Knatchbull |
| Philip Wyndham Ashley Knatchbull | |
| B: | 2 Dec 1961 |
| London, Middlesex, England | |
| D: | LIVING |
| living | |
| Unknown |