Biography
Catherine Cecil was born circa 1628 to William Cecil, 2nd Earl of Salisbury (1591-1668) and Catherine Howard (c1588-1673) and died 18 August 1652 of unspecified causes. She married Philip Sidney, 3rd Earl of Leicester (1619-1698) 9 May 1645 .
Children
| Name | Birth | Death | Joined with |
| Robert Sidney, 4th Earl of Leicester (1649-1702) | 1649 | 11 November 1702 | Elizabeth Egerton (1653-1709) |
Footnotes (including sources)
| ‡ General |
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