Biography
Isabella Horatia Seymour was born February 1801 to George Seymour (1763-1848) and Isabella Hamilton (1772-) and died 5 August 1856 of unspecified causes. She married Henry Thomas Liddell, 1st Earl of Ravensworth (1797-1878) 9 November 1820 .
Children
| Name | Birth | Death | Joined with |
| Henry George Liddell, 2nd Earl of Ravensworth (1821-1903) | 8 October 1821 | 22 July 1903 | Mary Diana Gunning-Sutton (c1831-1890) Emma Sophia Georgiana Denman (1845-1939) |
| Maria Liddell (1822-1883) | |||
| William Liddell (1824-1834) | |||
| Hedworth Liddell (1825-1863) | |||
| Seymour Liddell (1827-1869) | |||
| Florentia Emily Liddell (1828-1909) | |||
| Horatia Frances Liddell (1829-1846) | |||
| Elizabeth Liddell (1831-1920) | |||
| Emily Liddell (1832-1914) | |||
| Atholl Charles John Liddell, 3rd Earl of Ravensworth (1833-1904) | 6 August 1833 | 7 February 1904 | Caroline Cecilia Edgcumbe (1839-1909) |
| Harriette Emily Liddell (1835-1913) | |||
| Eleanor Liddell (1837-1912) | |||
| Albert George Liddell (1841-c1841) | |||
| Victoria Isabella Liddell (1841-1935) | |||
Footnotes (including sources)
| ‡ General |
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