James Brownlow William Gascoyne-Cecil, 2nd Marquess of Salisbury, was born 17 April 1791 in St George Hanover Square, Middlesex, England, United Kingdom to James Cecil, 1st Marquess of Salisbury (1748-1823) and Emily Mary Hill (1750-1835) and died 12 April 1868 Hatfield House, Hatfield, Hertfordshire, England, United Kingdom of unspecified causes. He married Frances Mary Gascoyne (1802-1839) 2 February 1821 in Westminster, Middlesex, England, United Kingdom. He married Mary Catherine Sackville-West (1824-1900) 29 April 1847 in Knole, Sevenoaks, Kent, England, United Kingdom.
Children
| Name | Birth | Death | Joined with |
| Sackville Arthur Gascoyne-Cecil (1848-1898) | |||
| Mary Arabella Arthur Gascoyne-Cecil (1850-1903) | 26 April 1850 Hertfordshire, England, United Kingdom | 18 August 1903 Cuffnells Estate, Lyndhurst, Hampshire, England, United Kingdom | Alan Plantagenet Stewart, 10th Earl of Galloway (1835-1901) |
| Margaret Elizabeth Gascoyne-Cecil (1850-1919) | |||
| Arthur Gascoyne-Cecil (1851-1913) | |||
| Lionel Gascoyne-Cecil (1853-1901) | |||
Siblings
| Name | Birth | Death | Joined with |
| Georgiana Charlotte Augusta Cecil (1786-1860) | 20 March 1786 | 18 January 1860 Hatfield House, Hatfield, Hertfordshire, England, United Kingdom | Henry Wellesley, 1st Baron Cowley (1773-1847) |
| Emily Anne Bennet Elizabeth Cecil (1789-1858) | |||
| Caroline Cecil (-c1800) | |||
| James Brownlow William Gascoyne-Cecil, 2nd Marquess of Salisbury (1791-1868) | 17 April 1791 St George Hanover Square, Middlesex, England, United Kingdom | 12 April 1868 Hatfield House, Hatfield, Hertfordshire, England, United Kingdom | Frances Mary Gascoyne (1802-1839) Mary Catherine Sackville-West (1824-1900) |
Residences
Footnotes (including sources)
| ‡ General |
