| | | | Robert Fitzharding "Robert the Devout" c. 1095-1170 1st Feudal Baron of Berkeley |
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| | | | Maurice FitzRobert FitzHarding "Maurice the Make-Peace" c. 1120-1190/1191 2nd Feudal Baron of Berkeley |
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Robert de Berkeley "Robert the Observer or Temporiser" c. 1165-1220 3rd Feudal Baron of Berkeley | | Thomas I de Berkeley "Thomas the Observer or Temporiser" c. 1170-1243 4th Feudal Baron of Berkeley |
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| | | | Maurice de Berkeley "Maurice the Resolute" 1218-1281 5th Feudal Baron of Berkeley |
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| | | | Baron Berkeley (1st creation by writ), 1295 |
| | | | Thomas de Berkeley "Thomas the Wise" 1245-1321 1st Baron Berkeley, 6th Feudal Baron of Berkeley |
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| | | | Maurice de Berkeley "Maurice the Magnanimous" 1271-1326 2nd Baron Berkeley, 7th Feudal Baron of Berkeley |
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| | | | Thomas de Berkeley "Thomas the Rich" c. 1293/1296-1361 3rd Baron Berkeley, 8th Feudal Baron of Berkeley | | | | | | Maurice de Berkeley 1298-1347 |
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| | | | Maurice de Berkeley "Maurice the Valiant" 1320-1368 4th Baron Berkeley, 9th Feudal Baron of Berkeley | | | | | | Thomas Berkeley 1333-1361 |
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Thomas de Berkeley "Thomas the Magnificent" 1353-1417 5th Baron Berkeley, 10th Feudal Baron of Berkeley | | James de Berkeley d. 1405 | | | | | | Maurice Berkeley d. 1400 |
| Barony Berkeley (1st creation by writ) extinct, 1417 | | | | | | | | | | | | | | |
| | | | | Baron Berkeley (2nd creation by writ), 1421 | | | | | | | | | |
Elizabeth Berkeley, Countess of Warwick 1386-1422 | | James Berkeley "James the Just" c. 1394-1463 1st Baron Berkeley, 11th Feudal Baron of Berkeley | | | | | | Maurice Berkeley 1401-1464 |
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| | | | Viscount Berkeley, 1481 Earl of Nottingham (4th creation), 1483 Marquess of Berkeley, 1489 | | Barony Berkeley disinherited, 1492 | | | | | |
| | | | William de Berkeley "William the Waste-All" 1426-1492 Marquess of Berkeley, Earl of Nottingham, Viscount Berkeley, 2nd Baron Berkeley, 12th Feudal Baron of Berkeley | | Maurice Berkeley "Maurice the Lawyer" 1436-1506 de jure 3rd Baron Berkeley, 13th Feudal Baron of Berkeley | | William Berkeley 1433-1501 |
| | | | Marquessate of Berkeley, Earldom of Nottingham (4th creation), and Viscountcy Berkeley extinct, 1492 | | | | | | | | | | |
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| | | | Maurice Berkeley "Maurice the Courtier" 1467-1523 de jure 4th Baron Berkeley, 14th Feudal Baron of Berkeley | | Thomas Berkeley "Thomas the Sheepmaster" 1472-1533 de jure 5th Baron Berkeley, 15th Feudal Baron of Berkeley | | Richard Berkeley 1470-1514 |
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| | | | | | | | Thomas Berkeley "Thomas the Hopeful" 1505-1534 de jure 6th Baron Berkeley, 16th Feudal Baron of Berkeley | | Maurice Berkeley by 1514-1581 |
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| | | | | | | | Henry Berkeley "Henry the Harmless" 1534-1613 de jure 7th Baron Berkeley, 17th Feudal Baron of Berkeley | | Henry Berkeley d. 1601 |
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| | | | | | | | Baron Berkeley de facto, 1553 | | | | | |
| | | | Anne Savage c. 1496-1564 | | Thomas Berkeley 1575-1611 | | Maurice Berkeley d. 1617 |
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| | | | | | | | | | | | | Succeeded to predeceased son's title | | | | | | Baron Berkeley of Stratton, 1658 |
| | | | George Berkeley 1601-1658 8th Baron Berkeley, 18th Feudal Baron of Berkeley | | | | | | Charles Berkeley 1599-1666 2nd Viscount Fitzhardinge and Baron Berkeley of Rathdowne | | | | | | John Berkeley 1602-1678 1st Baron Berkeley of Stratton |
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| | | | Earl of Berkeley and Viscount Dursley, 1679 | | | | | | | Viscount Fitzhardinge and Baron Berkeley of Rathdowne, 1663 Earl of Falmouth, 1664 | | | | | | | | | | |
| | | | George Berkeley 1627-1698 1st Earl of Berkeley and Viscount Dursley, 9th Baron Berkeley, 19th Feudal Baron of Berkeley | | Maurice Berkeley 1628-1690 3rd Viscount Fitzhardinge and Baron Berkeley of Rathdowne | | Charles Berkeley 1630-1665 1st Earl of Falmouth, 1st Viscount Fitzhardinge and Baron Berkeley of Rathdowne | | John Berkeley 1650-1712 4th Viscount Fitzhardinge and Baron Berkeley of Rathdowne | | | | | |
| | | | Feudal barony of Berkley abolished, 1660 | | | | | | Earldom of Falmouth extinct, 1665 | | Viscountcy Fitzhardinge extinct, 1712 | | | | | |
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| | | | Charles Berkeley 1649-1710 2nd Earl of Berkeley and Viscount Dursley, 10th Baron Berkeley | | | | | | Charles Berkeley 1662-1681 2nd Baron Berkeley of Stratton | | John Berkeley 1663-1697 3rd Baron Berkeley of Stratton | | William Berkeley d. 1741 4th Baron Berkeley of Stratton |
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| | | | James Berkeley after 1679-1736 3rd Earl of Berkeley and Viscount Dursley, 11th Baron Berkeley | | | | | | | | | | | | | | John Berkeley 1697-1773 5th Baron Berkeley of Stratton |
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| | | | Augustus Berkeley 1715-1755 4th Earl of Berkeley and Viscount Dursley, 12th Baron Berkeley |
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| | | | Frederick Augustus Berkeley 1745-1810 5th Earl of Berkeley and Viscount Dursley, 13th Baron Berkeley | | | | | | | | | | George Cranfield Berkeley 1753-1818 |
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Baron Segrave, 1831 Earl FitzHardinge, 1841 | | Baron FitzHardinge, 1861 | | | | | | | | | | | | | | | |
William FitzHardinge Berkeley 1786-1857 1st Earl FitzHardinge, Baron Segrave | | Maurice Frederick FitzHardinge Berkeley 1788-1867 1st Baron FitzHardinge | | Thomas Moreton FitzHardinge Berkeley 1796-1882 de jure 6th Earl of Berkeley and Viscount Dursley, 14th Baron Berkeley | | Craven FitzHardinge Berkeley 1805-1855 | | George Berkeley 1785-1857 |
| Earldom FitzHardinge and Barony Segrave extinct, 1857 | | | | | | | | | | | | | | | | | | | | |
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| | | | Francis William FitzHardinge Berkeley 1826-1896 2nd Baron FitzHardinge | | Charles Paget Fitzhardinge Berkeley 1830-1916 3rd Baron FitzHardinge | | Louisa Mary Berkeley 1840-1899 15th Baroness Berkeley | | George Lennox Rawdon Berkeley 1827-1888 7th Earl of Berkeley and Viscount Dursley |
| | | | | | | | Barony FitzHardinge extinct, 1916 | | | | | | | | | | | | | | |
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| | | | | | | | | | | | | | | | | Illegitimate line | | Peerage confirmed, 1891 |
| | | | | | | | | | | | Eva Mary FitzHardinge Milman 1875-1964 16th Baroness Berkeley | | Captain Hastings George Fitzhardinge Berkeley 1855-1934 | | Randal Thomas Mowbray Berkeley 1865-1942 8th Earl of Berkeley and Viscount Dursley |
| | | | | | | | | | | | Barony Berkeley abeyant, 1964 | | | | | | | Earldom of Berkeley dormant, 1942 |
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| | | | | | | | Baron Berkeley abeyance terminated, 1967 | | | | | | | | | | | | | |
| | | | | | | | Mary Lalle Foley-Berkeley 1905-1992 17th Baroness Berkeley | | Cynthia Ella Foley 1909-1991
| | Sir Lennox Randal Berkeley 1903-1989 | | | | |
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| | | | | | | | | | | | Baron Gueterbock, 2000 | | Baron Berkeley of Knighton, 2013 | | | | |
| | | | | | | | | | | | Anthony Fitzhardinge Gueterbock b. 1939 18th Baron Berkeley, Baron Gueterbock | | Michael Fitzhardinge Berkeley b. 1948 Baron Berkeley of Knighton | | | | |