| | | | | | | | Lord Crichton of Sanquhar, 1488 | | | | |
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| | | | | | | | William Crichton (d. 1550) 5th Lord Crichton of Sanquhar | | | | | | | | |
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| | | | Robert Crichton (d. 1561) 6th Lord Crichton of Sanquhar | | Edward Crichton (d. 1569) 7th Lord Crichton of Sanquhar | | William Crichton | | | | |
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| | | | | | | | | | | | | Viscount of Ayr and Lord Sanquhar, 1622 Earl of Dumfries and Lord Crichton of Sanquhar and Cumnock, 1633 | | | | |
James Stuart 1st Baronet d. 1662 | | | | | | Robert Crichton (d. 1612) 8th Lord Crichton of Sanquhar | | William Crichton 1578–1643 1st Earl of Dumfries, Viscount of Ayr, Lord Sanquhar, and Lord Crichton of Sanquhar and Cumnock, 9th Lord Crichton of Sanquhar | | | | |
| | | | | | | | | | | | | | | | | | | | | | Baronet Dalrymple of Stair, 1664 Viscount of Stair and Lord Glenluce and Stranraer, 1690 |
Dugald Stuart 2nd Baronet d. 1670 | | | | | | | | | | William Crichton 1598–1691 2nd Earl of Dumfries, Viscount of Ayr, Lord Sanquhar, and Lord Crichton of Sanquhar and Cumnock, 10th Lord Crichton of Sanquhar | | | | | | James Dalrymple 1619–1695 1st Viscount of Stair, Lord Glenluce and Stranraer, and Baronet Dalrymple |
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Earl of Bute, Viscount of Kingarth, and Lord Mount Stuart, Cumra and Inchmarnock, 1703 | | | | | | | | | | | | | | | | | | | Earl of Stair, Viscount of Dalrymple and Lord Newliston, Glenluce and Stranraer, 1703 | | Baronet of Dalrymple of Killock, 1698 |
James Stuart 1661–1710 1st Earl of Bute, Viscount of Kingarth, and Lord Mount Stuart, Cumra and Inchmarnock | | | | | | | | | | Charles Chricton styled Lord Crichton | | | | | | John Dalrymple 1648–1706/1707 1st Earl of Stair, Viscount of Dalrymple, and Lord Newliston, Glenluce and Stranraer, 2nd Viscount of Stair and Lord Glenluce and Stranraer | | James Dalrymple d. 1719 1st Baronet Dalrymple of Cranstoun [Nova Scotia] |
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James Stuart d. 1722/1723 2nd Earl of Bute, Viscount of Kingarth, and Lord Mount Stuart, Cumra and Inchmarnock | | John Dalrymple 1673–1747 2nd Earl of Stair, Viscount of Dalrymple, and Lord Newliston, Glenluce and Stranraer, 3rd Viscount of Stair and Lord Glenluce and Stranraer | | Penelope Crichton 1682–1741/1742 suo jure 4th Countess of Dumfries, Viscountess of Ayr, Lady of Sanquhar, and Lady Crichton of Sanquhar and Cumnock, 12th Lady Crichton of Sanquhar, | | William Dalrymple 1678–1744 | | William Crichton d. 1694 3rd Earl of Dumfries, Viscount of Ayr, Lord Sanquhar, and Lord Crichton of Sanquhar and Cumnock, 11th Lord Crichton of Sanquhar | | George Dalrymple 1680-1745 | | John Dalrymple d. 1743 2nd Baronet Dalrymple of Cranstoun | | |
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John Stuart 1713–1792 3rd Earl of Bute, Viscount of Kingarth, and Lord Mount Stuart, Cumra and Inchmarnock | | Elizabeth Crichton Dalrymple | | James Dalrymple d. 1760 3rd Earl of Stair, Viscount of Dalrymple, and Lord Newliston, Glenluce and Stranraer, 4th Viscount of Stair, Lord Glenluce and Stranraer, and Baronet Dalrymple of Stair | | William Dalrymple-Crichton 1699–1768 5th Earl of Dumfries, Viscount of Stair, Viscount of Ayr, Lord Sanquhar, Lord Crichton of Sanquhar and Cumnock, Lord Glenluce and Stranraer, and Baronet Dalrymple of Stair, 4th Earl of Stair, Viscount Dalrymple, and Lord Newliston, Glenluce and Stranraer, 12th Lord Crichton of Sanquhar | | John Dalrymple 1720–1789 5th Earl of Stair, Viscount of Dalrymple, and Lord Newliston, Glenluce and Stranraer, 6th Viscount of Stair, and Lord Glenluce and Stranraer | | William Dalrymple 1736–1807 | | William Dalrymple 1704–1771 3rd Baronet Dalrymple of Cranstoun |
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Marquess of Bute, Earl of Windsor and Viscount Mountjoy (3rd creation), 1796 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
John Stuart 1744–1814 1st Marquess of Bute, 4th Earl of Bute, 1st Earl of Windsor, 4th Viscount of Kingarth, 4th Lord Mount Stuart, Cumra and Inchmarnock | | Patrick McDouall-Crichton 1726–1803 6th Earl of Dumfries, 6th Viscount of Ayr, 13th Lord Crichton of Sanquhar, 6th Lord Sanquhar, 6th Lord Crichton of Sanquhar and Cumnock | | | | | | John Dalrymple 1749–1821 6th Earl of Stair, 6th Viscount of Stair, 6th Viscount of Dalrymple, 6th Lord Newliston, Glenluce and Stranraer | | | | | | | | | | | John Dalrymple-Hamilton-Makgill 1726–1810 4th Baronet Dalrymple of Cranstoun |
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John Stuart 1767–1794 styled Viscount Mount Stuart | | Elizabeth Penelope McDouall-Crichton 1772–1797 | | | | | | | | | | John William Henry Dalrymple 1784–1840 7th Earl of Stair, 8th Viscount of Stair, 7th Viscount of Dalrymple, 7th Lord Newliston, Glenluce and Stranraer | | John Hamilton Dalrymple 1771–1853 8th Earl of Stair, 9th Viscount of Stair, 8th Viscount of Dalrymple, 8th Lord Newliston, Glenluce and Stranraer (1703), 9th Lord Glenluce and Stranraer (1690), 5th Baronet Dalrymple, 9th Baronet Dalrymple of Stair, 1st Baron Oxenfoord of Cranstoun in the County of Edinburgh | | North Hamilton Dalrymple 1776–1864 9th Earl of Stair, 10th Viscount of Stair, 9th Viscount Dalrymple, 2nd Baron Oxenfoord of Cranstoun, 9th Lord Newliston, Glenluce and Stranraer, 10th Lord Glenluce and Stranraer, 10th Baronet Dalrymple of Stair, 6th Baronet Dalrymple of Cranstoun | | |
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| | | | John Crichton-Stuart 1793–1848 2nd Marquess of Bute, Earl of Windsor, and Viscount Mountjoy, 5th Earl of Bute, Viscount Kingarth, and Lord Mount Stuart, Cumra and Inchmarnock, 7th Earl of Dumfries, Viscount of Ayr, Lord Crichton of Sanquhar and Cumnock, Lord Sanquhar, and Baronet Stuart of Bute, 14th Lord Crichton of Sanquhar, 3rd Baron of Mount Stuart of Wortley, 2nd Baron Cardiff of Cardiff Castle | | | | | | | | | | | | | | | | | | John Hamilton Dalrymple 1819–1903 10th Earl of Stair, Viscount Dalrymple, and Lord Newliston, Glenluce and Stranraer, 11th Viscount of Stair, Lord Glenluce and Stranraer, and Baronet Dalrymple of Stair, 3rd Baron Oxenfoord of Cranstoun, 7th Baronet Dalrymple of Cranstoun |
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| | | | John Patrick Crichton-Stuart 1847–1900 3rd Marquess of Bute, Earl of Windsor, Viscount Mountjoy, and Baron Cardiff of Cardiff Castle, 6th Earl of Bute, Viscount Kingarth, and Lord Mount Stuart, 8th Earl of Dumfries, Viscount of Ayr, Lord Crichton of Sanquhar and Cumnock, Lord Sanquhar, and Baronet Stuart of Bute, 15th Lord Crichton of Sanquhar, 4th Baron of Mount Stuart of Wortley, Cumra and Inchmarnock | | | | | | | | | | | | | | | | | | John Hew North Gustav Henry Hamilton-Dalrymple 1848–1914 11th Earl of Stair, Viscount Dalrymple, and Lord Newliston, 12th Viscount of Stair, Lord Glenluce and Stranraer, and Baronet Dalrymple of Stair, 4th Baron Oxenfoord of Cranstoun, Glenluce and Stranraer, 8th Baronet Dalrymple of Cranstoun |
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| | | | John Patrick Crichton-Stuart 1881–1947 4th Marquess of Bute, Earl of Windsor, Viscount Mountjoy, and Baron Cardiff of Cardiff Castle, 7th Earl of Bute, Viscount Kingarth, and Lord Mount Stuart, Cumra and Inchmarnock, 9th Earl of Dumfries, Viscount of Ayr, Lord Crichton of Sanquhar and Cumnock, Lord Sanquhar, and Baronet Stuart of Bute, 16th Lord Crichton of Sanquhar, 5th Baron of Mount Stuart of Wortley | | | | | | | | | | | | | | | | | | John James Hamilton Dalrymple 1879–1961 12th Earl of Stair, Viscount Dalrymple, and Lord Newliston, Glenluce and Stranraer, 13th Viscount of Stair, Lord Glenluce and Stranraer, and Baronet Dalrymple of Stair, 5th Baron Oxenfoord of Cranstoun, 9th Baronet Dalrymple of Cranstoun |
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| | | | John Crichton-Stuart 1907–1956 5th Marquess of Bute, Earl of Windsor, Viscount Mountjoy, and Baron Cardiff of Cardiff Castle, 10th Earl of Dumfries, Viscount of Ayr, Lord Crichton of Sanquhar and Cumnock, Lord Sanquhar, and Baronet Stuart of Bute, 8th Earl of Bute, 8th Viscount Kingarth and Lord Mount Stuart, Cumra and Inchmarnock, 17th Lord Crichton of Sanquhar, 6th Baron of Mount Stuart of Wortley | | | | | | | | | | | | | | | | | | John Aymer Dalrymple 1906–1996 13th Earl of Stair, Viscount Dalrymple, and Lord Newliston, Glenluce and Stranraer, 14th Viscount of Stair, Lord Glenluce and Stranraer, and Baronet Dalrymple of Stair, 6th Baron Oxenfoord of Cranstoun, 10th Baronet Dalrymple of Cranstoun |
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| | | | John Crichton-Stuart 1933–1993 6th Marquess of Bute, 6th Earl of Windsor, 6th Viscount Mountjoy, 6th Baron Cardiff of Cardiff Castle, 9th Earl of Bute, 9th Viscount Kingarth, 9th Lord Mount Stuart, Cumra and Inchmarnock, 11th Earl of Dumfries, 11th Viscount of Ayr, 11th Lord Crichton of Sanquhar and Cumnock, 11th Lord Sanquhar, 11th Baronet Stuart of Bute, 18th Lord Crichton of Sanquhar, 7th Baron of Mount Stuart of Wortley | | | | | | | | | | | | | | | | | | | | | |
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| | | | John Colum Crichton-Stuart 1958–2021 7th Marquess of Bute, Earl of Windsor, Viscount Mountjoy, and Baron Cardiff of Cardiff Castle, 10th Earl of Bute, Viscount Kingarth, and Lord Mount Stuart, Cumra and Inchmarnock, 12th Earl of Dumfries, Viscount of Ayr, Lord Crichton of Sanquhar and Cumnock, Lord Sanquhar, and Baronet Stuart of Bute, 19th Lord Crichton of Sanquhar, 8th Baron of Mount Stuart of Wortley | | | | | | Anthony Crichton-Stuart b. 1961 Heir presumptive to the Marquessate of Bute and Earldoms of Bute and Windsor | | | | | | | | | | John David James Dalrymple b. 1961 14th Earl of Stair, Viscount Dalrymple, and Lord Newliston, Glenluce and Stranraer, 15th Viscount of Stair, Lord Glenluce and Stranraer, and Baronet Dalrymple of Stair, 7th Baron Oxenfoord of Cranstoun, 11th Baronet Dalrymple of Cranstoun |
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| | | | Caroline Crichton-Stuart b. 1984 Heir presumptive to the Earldom of Dumfries | | John Bryson Crichton-Stuart b. 1989 8th Marquess of Bute, 8th Earl of Windsor, Viscount Mountjoy, and Baron Cardiff of Cardiff Castle, 11th Earl of Bute, Viscount Kingarth, and Lord Mount Stuart, Cumra and Inchmarnock, 13th Earl of Dumfries, Viscount of Ayr, Lord Crichton of Sanquhar and Cumnock, Lord Sanquhar, and Baronet Stuart of Bute, 20th Lord Crichton of Sanquhar, 9th Baron of Mount Stuart of Wortley | | Arthur Alec Crichton-Stuart b. 2001 | | | | | | | | | | John James Thomas Dalrymple b. 2008 styled Viscount Dalrymple Heir apparent to the Earldom of Stair |
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