| | | | | | | | Lord Scott of Buccleuch, 1606 |
| | | | | | | | Walter Scott c. 1565–1611 1st Lord Scott of Buccleuch |
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| | | | | | | | Earl of Buccleuch and Lord Scott of Whitchester and Eskdaill, 1619 | | Viscount Drumlanrig and Lord Douglas of Hawick and Tibbers, 1628 Earl of Queensberry, 1633 |
| | | | | | | | Walter Scott c. 1606–1633 1st Earl of Buccleuch | | William Douglas (c. 1582 – c. 1639–1640) 1st Earl of Queensberry |
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King Charles II 1630–1685 | | | | | | Francis Scott 1626–1651 2nd Earl of Buccleuch | | James Douglas d. 1671 2nd Earl of Queensberry | | | | | | William Douglas d. 1673 |
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Duke of Monmouth and Earl of Doncaster, Duke of Buccleuch (1st creation) and Earl of Dalkeith, 1663 | | | | | | | Duke of Buccleuch (2nd creation), 1663 | | Marquess of Queensberry and Earl of Drumlanrig and Sanquhar, 1682 Marquess of Dumfriesshire, 1683 Duke of Queensberry, 1684 | | | | | | | Baronet Douglas of Kelhead, 1668 |
James Scott 1649–1685 Duke of Monmouth and Earl of Doncaster, Duke of Buccleuch and Earl of Dalkeith | | Anne Scott 1651–1732 1st Duchess of Buccleuch, 4th Countess of Buccleuch | | Mary Scott 1647–1661 3rd Countess of Buccleuch | | William Douglas 1637–1695 1st Duke of Queensberry, Marquess of Queensberry, Marquess of Dumfriesshire, and Earl of Drumlanrig and Sanquhar, 3rd Earl of Queensberry | | Lady Catherine Douglas | | James Douglas 1639–1708 1st Baronet of Kelhead |
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Dukedoms of Monmouth and Buccleuch (1st creation) and earldoms of Buccleuch and Doncaster forfeit, 1663 | | | | | | | | | | | | | | | | | | | | | | | | | |
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| | | | | | | | | | | | | | Duke of Dover and Marquess of Beverley, 1708 | | Earl of March, 1697 | | | | | |
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James Scott 1674–1705 styled Earl of Dalkeith | | | | | | | | | | James Douglas 1662–1711 2nd Duke of Queensberry, 1st Duke of Dover and Marquess of Beverley, 2nd Marquess of Queensberry, Marquess of Dumfriesshire, and Earl of Drumlanrig and Sanquhar | | William Douglas d. 1705 Earl of March | | William Douglas d. 1733 2nd Baronet of Kelhead |
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Earl of Doncaster restored, 1743 | | | | | | | | | | | | Earl of Solway, 1706 | | | | | | | | | | |
Francis Scott 1695–1751 2nd Duke of Buccleuch and Earl of Dalkeith, 2nd Earl of Doncaster | | Jane Douglas 1701–1729 | | James Douglas 1697–1715 3rd Marquess of Queensberry, Marquess of Dumfriesshire, and Earl of Drumlanrig and Sanquhar | | Charles Douglas 1698–1778 3rd Duke of Queensberry, 2nd Duke of Dover and Marquess of Beverley, 4th Marquess of Queensberry, Marquess of Dumfriesshire, and Earl of Drumlanrig and Sanquhar, Earl of Solway | | William Douglas 1696–1731 Earl of March | | John Douglas c. 1708–1778 3rd Baronet of Kelhead |
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| | | | | | | | | Excluded from succession to the dukedoms of Queensberry and Dover | | Dukedom of Dover and Marquessate of Beverley, and earldom of Solway extinct, 1778 | | | | | | | | | | |
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Francis Scott 1721–1750 styled Earl of Dalkeith | | | | | | Henry Douglas 1722–1754 styled Earl of Drumlanrig | | Charles Douglas 1726–1756 styled Earl of Drumlanrig | | William Douglas 1724–1810 4th Duke of Queensberry, 5th Marquess of Queensberry, Marquess of Dumfriesshire, and Earl of Drumlanrig and Sanquhar, Earl of March | | | | | |
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Henry Scott 1746–1812 3rd Duke of Buccleuch and Earl of Dalkeith, 5th Duke of Queensberry | | | | | | | | | | | | | | | | | | William Douglas c. 1730–1783 4th Baronet of Kelhead |
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George Scott 1768 styled Earl of Dalkeith | | Charles William Henry Montagu-Scott 1772–1819 4th Duke of Buccleuch and Earl of Dalkeith, 6th Duke of Queensberry | | | | | | | | | | Charles Douglas 1777–1837 6th Marquess of Queensberry, Marquess of Dumfriesshire, and Earl of Drumlanrig and Sanquhar | | John Douglas 1779–1856 7th Marquess of Queensberry, Marquess of Dumfriesshire, and Earl of Drumlanrig and Sanquhar |
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George Henry Scott 1798–1808 Lord Scott of Whitchester | | Walter Francis Montagu Douglas Scott 1806–1884 5th Duke of Buccleuch and Earl of Dalkeith, 7th Duke of Queensberry | | | | | | | | | | | | | | Archibald William Douglas 1818–1858 8th Marquess of Queensberry, Marquess of Dumfriesshire, and Earl of Drumlanrig and Sanquhar |
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| | | | William Henry Walter Montagu Douglas Scott 1831–1914 6th Duke of Buccleuch and Earl of Dalkeith, 8th Duke of Queensberry | | Henry John Montagu-Scott 1832–1905 Baron Montagu of Beaulieu | | | | | | | | | | John Sholto Douglas 1844–1900 9th Marquess of Queensberry, Marquess of Dumfriesshire, and Earl of Drumlanrig and Sanquhar |
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Walter Henry Montagu Douglas Scott 1861–1886 styled Earl of Dalkeith | | John Charles Montagu Douglas Scott 1864–1935 7th Duke of Buccleuch and Earl of Dalkeith, 9th Duke of Queensberry | | | | | | | | | | Francis Archibald Douglas 1867–1894 styled Viscount Drumlanrig, Baron Kelhead | | Percy Sholto Douglas 1868–1920 10th Marquess of Queensberry, Marquess of Dumfriesshire, and Earl of Drumlanrig and Sanquhar |
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| | | | Walter John Montagu Douglas Scott 1894–1973 8th Duke of Buccleuch and Earl of Dalkeith, 10th Duke of Queensberry | | | | | | | | | | | | | | Francis Archibald Kelhead Douglas 1898–1954 11th Marquess of Queensberry, Marquess of Dumfriesshire, and Earl of Drumlanrig and Sanquhar |
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| | | | Walter Francis John Montagu Douglas Scott 1923–2007 9th Duke of Buccleuch and Earl of Dalkeith, 11th Duke of Queensberry | | | | | | | | | | | | | | David Harrington Angus Douglas b. 1929 12th Marquess of Queensberry, Marquess of Dumfriesshire, and Earl of Drumlanrig and Sanquhar |
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| | | | Richard Walter John Montagu Douglas Scott b. 1954 10th Duke of Buccleuch and Earl of Dalkeith, 12th Duke of Queensberry | | | | | | | | | | Sholto Francis Guy Douglas b. 1967 styled Viscount Drumlanrig | | Lord Torquil Oberon Tobias Douglas b. 1978 |
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| | | | Walter John Francis Montagu Douglas Scott b. 1984 styled Earl of Dalkeith |
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| | | | Willoughby Ralph Montagu Douglas Scott b. 2016 Lord Eskdaill |