| | | | | | | | John St John by 1495–1558 |
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| | | | | | | | Nicholas St. John by 1526–1589 |
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| | | | | | | | | | | | | Viscount Grandison of Limerick, 1620 Baron Tregoz, 1626 | | | | | | Earl (Countess) of Buckingham (5th creation), 1618 |
| | | | | | | | John St. John c. 1552–1594 | | Oliver St. John c. 1560–1630 1st Viscount Grandison, etc. | | | | | | Mary (Beaumont) Villiers c. 1570–1632 Countess of Buckingham | | George Villiers (of Brokesby) c. 1544–1606 |
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| | | | | | | | | | | | | Barony Tregoz extinct, 1630 | | | | | | Earldom for life only, extinct 1632 | | | |
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| Villiers baronets, 1619 | | | | | | | | | | | | | | | | | Viscount Purbeck and Baron Villiers of Stoke, 1619 | | | | | | Viscount Villiers and Baron Whaddon, 1616 Earl of Buckingham (4th creation), 1617 Marquess of Buckingham (1st creation), 1618 Duke of Buckingham (2nd creation) and Earl of Coventry (1st creation), 1623 | | Earl of Anglesey (1st creation) and Baron Villiers of Daventry, 1623 |
William Villiers c. 1575–1629 1st Baronet | | Susan (Villiers) Feilding 1583–1652 (m. William Feilding, 1st Earl of Denbigh) | | Barbara St John | | Edward Villiers c. 1585–1626 | | John Villiers c. 1591–1658 Viscount Purbeck, etc. | | Katherine Manners 1603–1649 Baroness de Ros | | George Villiers 1592–1628 1st Duke of Buckingham, etc. | | Christopher Villiers c. 1593–1630 1st Earl of Anglesey, etc. |
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| | | | | | | | | | | | | | | | | | Viscountcy of Purbeck extinct, 1658 | | | | | | | | | | | | | | | | |
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| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Baron Hyde of Hindon (1st creation), 1660 Earl of Clarendon (1st creation) and Viscount Cornbury, 1661 |
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George Villiers 1620–1682 2nd Baronet | | William Villiers 1614–1643 2nd Viscount Grandison | | John Villiers c. 1616–1659 3rd Viscount Grandison | | George Villiers 1618–1699 4th Viscount Grandison | | Edward Villiers 1620–1689 | | George Villiers 1628–1687 2nd Duke of Buckingham, etc., Baron de Ros | | Christopher Villiers d. 1661 2nd Earl of Anglesey, etc. | | | | | | Edward Hyde 1609–1674 1st Earl of Clarendon, etc. |
| | | | | | | | | | | | | | | | | | | | | | | | Dukedom of Buckingham (2nd creation) and subsidiary titles extinct, 1687 | | Earldom of Anglesey (1st creation) and subsidiary title extinct extinct, 1661 | | | | | | | | | |
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| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Earl of Rochester 2nd creation, Viscount Hyde, and Baron Wotton Basset, 1682 |
George Villiers 1645–1712 3rd Baronet | | Barbara (Villiers) Palmer 1640–1709 Duchess of Cleveland, Countess of Castlemaine, Baroness Nonsuch | | King Charles II 1630–1685 | | | | | | | | | | | | King James II 1633–1701 | | Anne Hyde 1637–1671 | | Henry Hyde 1638–1709 2nd Earl of Clarendon, etc. | | Laurence Hyde 1642–1711 1st Earl of Rochester, etc. |
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| Villiars Baronets extinct, 1712 | | | | | | | | | | | | | | | Viscount Villiers and Baron Villiers of Hoo, 1691 Earl of Jersey, 1697 | | | | | | | | | | | | | | | | | | | | | |
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| | | | | | | | | | | | Edward FitzGerald-Villiers c. 1654–1693 | | Edward Villiers c. 1656–1711 1st Earl of Jersey, etc. | | Queen Mary II 1662–1694 | | Queen Anne 1665–1714 | | Edward Hyde 1661–1723 3rd Earl of Clarendon, etc. | | Henry Hyde 1672–1753 4th Earl of Clarendon, etc., 2nd Earl of Rochester, etc. |
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| | | | | | | | Earl Grandison (1st creation), 1721 | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
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| | | | | | | | John Villiers c. 1684–1766 Earl Grandison, 5th Viscount Grandison | | Harriet Villiers 1680–1736 | | William Villiers c. 1682–1721 2nd Earl of Jersey, etc. | | | | | | Jane Capell 1694–1724 Countess of Essex | | | | | | | | | |
| | | | | | | | Earldom of Grandison (1st creation) extinct, 1766 | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
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| | | | | | | | | Viscount Grandison (2nd creation), 1746 Earl Grandison (2nd creation), 1767 | | | | | | | | | | | | Baron Hyde of Hindon (2nd creation), 1756 Earl of Clarendon (2nd creation), 1776 | | | | | | | | | | | | | | | |
| | | | James FitzGerald-Villiers 1708–1732 styled Lord Villiers | | Elizabeth Villiers d. 1782 1st Countess Grandison, etc. | | William Pitt "the Elder" 1708–1778 Earl of Chatham, Prime Minister | | William Villiers d. 1769 3rd Earl of Jersey, etc., 6th Viscount Grandison | | Thomas Villiers 1709–1786 1st Earl of Clarendon, etc. | | Charlotte Capell 1721–1790 | | Mary Capell d. 1782 (m. Henry Seymour, Lord Beauchamp) | | Henry Hyde 1710–1753 5th Baron Hyde |
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| | | | | | | | George Mason-Villiers 1751–1800 2nd Earl Grandison, etc. | | William Pitt "the Younger" 1759–1806 Prime Minister | | George Bussy Villiers 1735–1805 4th Earl of Jersey, etc., 7th Viscount Grandison | | | | | | | | | | | | | | |
| | | | | | | | Earldom of Grandison (2nd creation) and Viscountcy Grandison (2nd creation) extinct, 1800 | | | | | | | | | | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | | Child added to name by by royal license, 1819 | | | | | | | | | | | | | | | | | | | | |
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| | | | | | | | | | | | | | | | George Child Villiers 1773–1859 5th Earl of Jersey, etc., 8th Viscount Grandison (m. Sarah Sophia Fay) | | Thomas Villiers 1753–1824 2nd Earl of Clarendon, etc. | | John Charles Villiers 1757–1838 3rd Earl of Clarendon, etc. | | Maria Villiers 1761–1844 | | George Villiers 1759–1827 |
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| | | | | | | | | | | | George Augustus Frederick Child Villiers 1808–1859 6th Earl of Jersey, etc., 9th Viscount Grandison | | Francis John Robert Child Villiers 1819–1862 | | | | | | George William Frederick Villiers 1800–1870 4th Earl of Clarendon, etc. | | Thomas Hyde Villiers 1801–1832 Charles Pelham Villiers 1802–1893 | | Maria Theresa Lewis 1803–1865 Henry Montagu Villiers 1813–1861 |
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| | | | | | | | | | | | Victor Albert George Child Villiers 1845–1915 7th Earl of Jersey, etc., 10th Viscount Grandison (m. Margaret Elizabeth Leigh) | | | | | | Emily Theresa Russell 1843–1927 (m. Odo Russell, 1st Baron Ampthill) | | Edward Hyde Villiers 1845–1846 | | Edward Hyde Villiers 1846–1914 5th Earl of Clarendon, etc. | | Francis Hyde Villiers 1852–1925 |
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| | | | | | | | | | | | George Henry Robert Child Villiers 1873–1923 8th Earl of Jersey, etc., 11th Viscount Grandison | | | | | | | | | | | | | | George Herbert Hyde Villiers 1877–1955 6th Earl of Clarendon, etc. | | Eric Hyde Villiers 1881–1964 |
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| | | | | | | | | | | | George Francis Child-Villiers 1910–1998 9th Earl of Jersey, etc., 12th Viscount Grandison (m. Virginia Cherrill) | | | | | | | | | | | | | | George Herbert Arthur Hyde Villiers 1906–1935 styled Lord Hyde | | | | | |
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| | | | | | | | | | | | George Henry Child Villiers 1948–1998 styled Viscount Villiers | | | | | | | | | | | | | | George Frederick "Laurence" Hyde Villiers 1933–2009 7th Earl of Clarendon, etc. | | James Villiers 1933–1998 |
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| | | | | | | | | | | | George Francis "William" Child Villiers b. 1976 10th Earl of Jersey, etc., 13th Viscount Grandison | | | | | | | | | | | | | | George Edward Laurence Villiers b. 1976 8th Earl of Clarendon, etc. |
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| | | | | | | | | | | | Amelie Natasha Sophia Child Villiers b. 2008 | | George Henry William Child Villiers b. 2015 styled Viscount Villiers | | | | | | | | | | Edward George James Villiers b. 2008 styled Lord Hyde |
| | | | | | | | | | | | | | | | Heir apparent to the Earl of Jersey | | | | | | | | | | Heir apparent to the Earl of Clarendon |