| | | | | | | | Theobald Walter 1165–1206 1st Chief Butler of Ireland |
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| | | | | | | | Theobald le Botiller 1201–1230 2nd Chief Butler of Ireland |
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| | | | | | | | Theobald Butler 1224–1248 3rd Chief Butler of Ireland |
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| | | | King Edward I 1239–1307 | | Theobald Butler 1242–1285 4th Chief Butler of Ireland |
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| | | | | | | | | | | | | | Earl of Carrick (1st creation), 1315 | | | | | | Baron Dunboyne (by prescription), 1324 |
| | | | Elizabeth of Rhuddlan 1282–1316 | | Theobald Butler 1269–1299 5th Chief Butler of Ireland | | Edmund Butler 1268–1321 Earl of Carrick | | | | | | Thomas Butler 1271–1329 1st Baron Dunboyne |
| | | | | | | | | | | | | Earldom of Carrick (1st creation) extinct, 1321 | | | | | | | | | |
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| | | | | | | | | Earl of Ormond (1st creation), 1328) | | | | | | | | | | | | | | |
| | | | Eleanor de Bohun 1304–1363 | | James Butler 1304–1338 1st Earl of Ormonde | | | | | | John Butler of Clonamicklon 1305–1330 | | Piers Butler 1294–1370 2nd Baron Dunboyne |
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| | | | | | | | James Butler 1331–1382 2nd Earl of Ormonde | | | | | | Edmund of Lismalin 1325-1372 | | Thomas Butler 1345–1370 3rd Baron Dunboyne | | William Butler 1355–1406 4th Baron Dunboyne |
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| | | | | | | | James Butler c. 1359–1405 3rd Earl of Ormonde | | | | | | James Butler of Lismalin 1361–1405 | | | | | | William Butler d. 1415 5th Baron Dunboyne | | William Butler d. 1419 6th Baron Dunboyne | | William Butler d. 1445 7th Baron Dunboyne |
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| | | | | | | | James Butler 1393–1452 4th Earl of Ormonde | | Richard Butler of Polestown 1395–1443 | | | | | | | | | | | | | | James Butler 1400–1434 | | Edmond Butler d. 1498 8th Baron Dunboyne |
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James Butler 1420–1461 5th Earl of Ormonde | | John Butler d. 1476 6th Earl of Ormonde | | John Butler 1426–1515 7th Earl of Ormonde | | Edmund MacRichard Butler of Polestown 1420–1464 | | | | | | | | | | | | | | Pierce Butler 1425–1526 | | James Butler d. 1508 9th Baron Dunboyne |
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| | | | Margaret Butler c. 1454 – 1539 | | | | | | James Butler of Polestown d. 1487 | | | | | | Walter Butler of Polestown fl. 1483 | | | | | | James Butler 1473–1538 | | James Butler d. 1538 10th Baron Dunboyne |
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| | | | Earl of Ormond (2nd creation), 1529 | | Earl of Ossory, 1528 | | | | | | | | | | | | | | | | | | | | | | | | | Baron Dunboyne (by patent), 1541 |
| | | | Thomas Boleyn c. 1477–1539 Earl of Ormond, Earl of Wiltshire | | Piers Butler c. 1467–1539 8th Earl of Ormond, 1st Earl of Ossory | | | | | | Theobald Butler of Polestown
| | | | | | | | | | | Piers Butler 1521–1578 | | Edmond Butler d. 1566 1st/11th Baron Dunboyne |
| | | | Earldom of Ormonde (2nd creation) extinct, 1539 | | Earldom of Ormonde (1st creation) resigned, 1528 and restored, 1538 | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
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| | | | | | | | | Viscount Thurles, 1536 | | Viscount Mountgarret, 1550 | | | | | | | | | | | | | | | | | | | | | | | | |
King Henry VIII 1491–1547 | | Anne Boleyn c. 1501 or c. 1507 – 1536 | | James Butler 1496–1546 9th Earl of Ormond, 2nd Earl of Ossory, 1st Viscount Thurles | | Richard Butler 1500–1571 1st Viscount Mountgarret | | Eleanor Butler | | Edmond Butler of Polestown | | | | | | James Butler d. 1601 | | James Butler d. 1624 2nd/12th Baron Dunboyne |
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Thomas Butler 1531–1614 10th Earl of Ormond, 3rd Earl of Ossory, 2nd Viscount Thurles | | Edmund Butler of Cloughgrenan 1534 – c. 1585 | | John Butler of Kilcash d. 1570 | | | | | | Edmund Butler c. 1562 – 1602 2nd Viscount Mountgarret | | | | | | | | | | | | | | | | John Butler d. 1602 | | Piers Butler d. 1626 | | Edward Butler |
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| | | | | | Viscount Butler of Tulleophelim, 1603 | | | | | | | | | | | | | | | | | | | | | | | | | | | Viscount Ikerrin, 1629 | | | | | | | | | | | | | | |
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Piers FitzThomas Butler b. 1554 | | | Theobald Butler d. 1613 Viscount Butler of Tulleophelim | | Walter Butler 1559–1633 11th Earl of Ormond, 4th Earl of Ossory, 3rd Viscount Thurles | | Helen Butler d. 1631 | | Richard Butler 1578–1651 3rd Viscount Mountgarret | | Peter Butler of Roscrea | | Richard Butler of Polestown d. 1619 | | Pierce Butler 1587–1661 1st Viscount Ikerrin | | Edmond Butler d. 1640 3rd/13th Baron Dunboyne | | Edmond Butler d. 1641 | | James Butler |
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| | | | | | Viscountcy Butler of Tulleophelim extinct, 1613 | | | | | | | | | | | | | | | | | | | | | | | | | |
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| Viscount Galmoye, 1646 | | | | | | | Lord Dingwall, 1609 | | | | | | | | | | | | | | | | | | | | |
Edward Butler d. 1653 1st Viscount Galmoye | | Elizabeth Butler c. 1585 – 1628 | | Richard Preston d. 1628 Earl of Desmond, 1st Lord Dingwall | | Thomas Butler a. 1596 – 1619 styled Viscount Thurles | | Edmund Butler 1595–1679 4th Viscount Mountgarret | | Walter Butler of Roscrea 1600–1634 | | Edmond Butler of Polestown 1595–1636 |
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| | | | | | | | | | Marquess of Ormonde (1st creation), 1642 Duke of Ormonde (Ireland), 1661 Duke of Ormonde (England), 1682 | | | | | | | | | | | | | | | | Baronet of Polestown, 1645 | |
Piers Butler of Duiske d. 1650 | | Elizabeth Preston 1615–1684 2nd Baroness Dingwall, suo jure | | James FitzThomas Butler 1610–1688 1st Duke of Ormond, etc., 12th Earl of Ormond, 5th Earl of Ossory, 4th Viscount Thurles | | Richard Butler of Kilcash 1615–1701 | | | | | | | | | | | Walter Butler d. 1650 1st Baronet of Polestown |
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| | | | | | | | | | Earl of Arran (1st Irish creation), Viscount Tullogh (1st creation), Baron Butler of Cloughgrennan (1st creation), 1662 | | | | | | | | | | | | | | | | | | | | |
| | | | | Baron Butler of Moore Park, 1666 | | Baron Butler of Weston (1st creation), 1673 | | Earl of Gowran, 1676 | | | | | | | | | | | | | | | |
Edward Butler c. 1627 – after 1667 2nd Viscount Galmoye | | Thomas Butler 1634–1680 13th Earl of Ormond, 6th Earl of Ossory, 5th Viscount Thurles, 1st Baron Butler | | Richard Butler 1639–1686 Earl of Arran, etc. | | John Butler 1643–1677 1st Earl of Gowran | | | Richard Butler d. 1707 5th Viscount Mountgarret | | | | | | Richard Butler d. c. 1679 2nd Baronet of Polestown |
| | | | | | | | | | Earldom of Arran (1st Irish creation) and subsidiary titles extinct, 1686 | | Earldom of Gowran extinct, 1677 | | | | | | | | | | | | | | | |
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| | | | | | | | | | Earl of Arran (2nd Irish creation), Viscount Tullogh (2nd creation), Baron Butler of Cloughgrennan (2nd creation), 1693 Baron Butler of Weston (2nd creation), 1694 Duke of Arran (Jacobite), 1722 | | | | | | | | | | | | | | | | | | | |
Piers Butler 1652–1740 Earl of Newcastle, 3rd Viscount Galmoye | | James FitzThomas Butler 1665–1745 2nd Duke of Ormond, etc., 14th Earl of Ormond, 7th Earl of Ossory, 6th Viscount Thurles, 3rd Lord Dingwall, 2nd Baron Butler | | Charles Butler 1671–1758 3rd Duke of Ormond, de jure, Earl of Arran, etc. | | Walter Butler of Garryricken d. 1700 | | Edmund Butler 1663–1735 6th Viscount Mountgarret | | | | | | Walter Butler c. 1678 – 1723 3rd Baronet of Polestown |
| Viscountcy Galmoye extinct, 1697 | | Dukedom of Ormonde (England) forfeit by attainder, 1715, but Irish dukedom continued | | Dukedom of Arran (Jacobite), dukedom of Ormonde (Ireland), earldom of Arran, and subsidiary titles, and barony Butler extinct, 1758 | | | | | | | | | | | | | | | | | | | |
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| | | | Thomas Butler of Garryricken d. 1738 | | John Butler of Garryricken d. 1738 | | Richard Butler 1685–1736 7th Viscount Mountgarret | | James Butler 1686–1749 8th Viscount Mountgarret | | Edmund Butler 1687–1751 9th Viscount Mountgarret | | | | | |
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| | | | John Butler of Kilcash and Garryricken c. 1720 – 1766 15th Earl of Ormond, 8th Earl of Ossory de jure, 7th Viscount Thurles | | Walter Butler of Kilcash and Garryricken 1703–1783 16th Earl of Ormond, 9th Earl of Ossory de jure, 8th Viscount Thurles | | | | | | Edmund Butler d. 1779 10th Viscount Mountgarret | | | | | | Edmund Butler c. 1708 – 1762 4th Baronet of Polestown |
| | | | | | | | | | | | | | | | | | | | | | | | | | Baronetcy Butler of Polestown extinct, 1762 |
| | | | | | | | Earldoms of Ormond and Ossory acknowledged, 1791 | | | | | | | | | |
| | | | | | | | John Butler 1740–1795 17th Earl of Ormond, 10th Earl of Ossory, 9th Viscount Thurles | | | | | | Edmund Butler 1745–1793 11th Viscount Mountgarret |
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| | | | Marquess of Ormonde (2nd creation) | | Baron Ormonde of Llanthony, 1821 | | | | | | | | | | |
| | | | and Baron Butler of Llanthony, 1816 | | Marquess of Ormonde (3rd creation), 1825 | | Earl of Kilkenny, 1793 | | | | | |
| | | | Walter Butler 1770–1820 Marquess of Ormonde, etc., 18th Earl of Ormond, 11th Earl of Ossory, 10th Viscount Thurles, Baron Butler of Llanthony | | James Butler 1777–1838 1st Marquess of Ormonde, etc., 19th Earl of Ormond, 12th Earl of Ossory, 10th Viscount Thurles | | Edmund Butler 1771–1846 Earl of Kilkenny, 12th Viscount Mountgarret | | Henry Butler 1773–1842 |
| | | | Marquessate of Ormonde (1st creation), etc. extinct, 1820 | | | | | | | Earldom of Kilkenny extinct, 1846 | | | | | |
| | | | | | | | John Butler 1808–1854 2nd Marquess of Ormonde, etc., 20th Earl of Ormond, 13th Earl of Ossory, 11th Viscount Thurles | | | | | | Henry Butler 1816–1900 13th Viscount Mountgarret |
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James Butler 1808–1854 3rd Marquess of Ormonde, etc., 21st Earl of Ormond, 14th Earl of Ossory, 12th Viscount Thurles | | Arthur Butler 1808–1854 4th Marquess of Ormonde, etc., 22nd Earl of Ormond, 15th Earl of Ossory, 13th Viscount Thurles | | James Theobald Butler 1852–1929 | | | | | | Henry Butler 1844–1912 14th Viscount Mountgarret |
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Arthur Butler 1890–1949 5th Marquess of Ormonde, etc., 23rd Earl of Ormond, 16th Earl of Ossory, 14th Viscount Thurles | | Arthur Butler 1890–1949 6th Marquess of Ormonde, etc., 24th Earl of Ormond, 17th Earl of Ossory, 15th Viscount Thurles | | Charles Butler 1899–1997 7th Marquess of Ormonde, etc., 25th Earl of Ormond, 18th Earl of Ossory, 16th Viscount Thurles | | Edmund Butler 1875–1918 15th Viscount Mountgarret | | Piers Butler 1903–1966 16th Viscount Mountgarret |
| | | | | | | | | Marquessate of Ormonde extinct, earldoms of Ormond and Ossory, and viscountcy Thurles dormant, 1997 | | | | | | | | | |
James Butler 1916–1940 styled Viscount Thuries | | | | | | | | | | | | | | Richard Butler 1936–2004 17th Viscount Mountgarret |
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| | | | | | | | | | | | | | | | Piers Butler b. 1961 18th Viscount Mountgarret |
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| | | | | | | | | | | | | | | | Theo Oliver Stafford Butler b. 2015 |
| | | | | | | | | | | | | | | | Heir presumptive to the viscountcy Mountgarret |