
| Male Bertram Mitford |
| Birth | 1748 | Dennet's Hall, Leicester, Leicestershire, England |
| Death | 1800 | |
| Burial | Mitford, Northumberland, England |
|
| Marriage | 23 Jan 1775 | |
| Father | Robert Mitford, of Mitford Castle | F258 Group Sheet | |
| Mother | Ann Lewis | F258 Group Sheet | |
| Male Bertram Osbaldeston Mitford, of Mitford Castle |
| Birth | 1777 | |
| Death | 1842 | |
| Burial | ||
| Spouse | Frances Mitford | F340 | |
| Marriage | 9 Mar 1829 | |
| Male + Robert Osbaldeston Mitford |
| Birth | 1781 | |
| Death | 1870 | |
| Burial | ||
| Spouse | Margaret Dunsmure | F341 | |
| Marriage | 7 Dec 1830 | |
| Male + Joseph George Mitford |
| Birth | 1791 | Wales, UK |
| Death | 1875 | |
| Burial | ||
| Spouse | Ann May | F342 | |
| Marriage | 28 Aug 1816 | Kingsland, Herefordshire |
| Female Marianne Mitford |
| Birth | 1777 | |
| Death | ||
| Burial | ||
| Spouse | Lt. Col. John Joseph Atherton | F343 | |
| Marriage | 1796 | St John, Newcastle |
| Female Lewis Tabitha Mitford |
| Birth | 1782 | |
| Death | 1859 | |
| Burial | ||
| Spouse | Prideaux John Selby, of Twizell House | F344 | |
| Marriage | 17 Dec 1811 | Morpeth, Northumberland, England |
| Female Frances Mitford |
| Birth | 1784 | |
| Death | ||
| Burial | ||
| Spouse | George William Hutton | F345 | |
| Marriage | 28 Aug 1804 | Upholland, Lancashire, England |
| Female + Jane Honora Alicia Mitford |
| Birth | 1787 | |
| Death | ||
| Burial | ||
| Spouse | Philip Meadows Taylor | F346 | |
| Marriage | Abt 1807 | |