Born: 1792, baptized 15 June 1792 and died 2 February 1830.
Daughter of: James Caldwell (1759-1838) and Elizabeth Caldwell nee Stamford (1754-1831).
Sister of:
1. Hannah Eliza Roscoe nee Caldwell (1785-1854) who married William Stanley Roscoe (1782-1843).
2. James Stamford Caldwell (1786-1858).
3. Mary Caldwell (1789-1813).
4. Anne Marsh Caldwell (1791-1874) who married Arthur Cuthbert Marsh (1786-1849).
5. Catherine Louisa Caldwell, born 6 June, baptized 15 June 1794 and died 20 August 1814 aged 20.
6. Frances Caldwell, died 14 February 1801 aged 5.
Margaret married: in Audley Church, 8 October 1822, Sir Henry Holland (1788-1873) son of Peter Holland (1766-1855) and Mary Holland nee Willits (1766-1803)
Margaret and Henry had issue:
1. Henry Thurstan Holland 1st Vis, Lord Knutsford (1825-1914) who married 1st Elizabeth Margaret Hibbert (1834-1855), 2nd Margaret Jean Trevelyan (1835-1906).
2. Rev Francis James Holland (1828-1907) who married Mary Sibylia Lyall (1836-1891).
3. Emily Mary Buxton nee Holland (1824-1908) who married Charles Buxton (1823-1871).
4. Elinor Anne Holland, born 6 August 1826, baptised 25 September 1827 at Brook Street Chapel, Knutsford, died August 1829.
After Margaret's early death, Henry married Saba Smith and had two further children Caroline and Gertrude.