Charles FitzRoy, 2nd Duke of Grafton was born 25 October 1683 in Arlington House, Westminster, England, United Kingdom to Henry FitzRoy, 1st Duke of Grafton (1663-1690) and Isabella Bennet (c1668-1723) and died 6 May 1757 Euston, England, United Kingdom of unspecified causes. He married Henrietta Somerset (1690-1726) 30 April 1713 in Chelsea, London, England, United Kingdom.
Children
| Name | Birth | Death | Joined with |
| Charles Henry FitzRoy (1714-1715) | |||
| George FitzRoy (1715-1747) | |||
| Augustus FitzRoy (1716-1741) | 16 October 1716 England, United Kingdom | 24 May 1741 Jamaica | Elizabeth Cosby (1721-1788) |
| Charles FitzRoy (1718-1739) | |||
| Caroline FitzRoy (1722-1784) | 8 April 1722 | 26 June 1784 | William Stanhope, 2nd Earl of Harrington (1719-1779) |
| Harriet FitzRoy (1723-1735) | |||
| Isabella FitzRoy (1726-1782) | 19 July 1726 | 10 November 1782 Lower Grosvenor, London, England, United Kingdom | Francis Seymour-Conway, 1st Marquess of Hertford (1718-1794) |
Footnotes (including sources)
| ‡ General |
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