Template:Dukes of Beaufort, Lancaster, and Somerset family tree

Family tree of the
Dukes of: Beaufort, Dorset, Lancaster, and Somerset,
Marquesses of: Dorset, Hertford, Somerset and Worcester, and
Earls of: Dorset, Hertford, Lancaster, Leicester, Middlesex, Somerset, Worcester, and Yarmouth (3rd creation)
Earl of Dorset (possible 1st creation), 1070
Saint Osmund
d. 1099
Bishop of Salisbury and possible Earl of Dorset
Roger de Beaumont
c. 1015–1094
Earl of Dorset (1st creation) discontinued, 1099
Earl of Leicester (1st creation), 1107
King Henry I
c. 1068–1135
King Stephen
1092/1096–1154
Robert de Beaumont
c. 1040/1050–1118
1st Earl of Leicester
Henry de Beaumont
d. 1119
1st Earl of Warwick
Earl of Worcester (1st creation), 1138
Robert FitzRoy
c. 1090–1147
1st Earl of Gloucester
Matilda
(d. bef. 1141)
Waleran de Beaumont
1104–1166
Earl of Worcester
Robert de Beaumont
1104–1168
2nd Earl of Leicester
Hugh de Beaumont
b. 1106
1st Earl of Bedford
Earldom of Worcester (1st creation) extinct, 1166
William FitzRobert
1116–1183
2nd Earl of Gloucester
Hawise de BeaumontRobert de Beaumont
d. 1190
3rd Earl of Leicester
Robert de Beaumont
d. 1204
4th Earl of Leicester
Amice
Countess of Rochefort
King John
1166–1216
Isabella
1173/1174–1217
Countess of Gloucester
Simon de Montfort
c. 1175–1218
5th Earl of Leicester
King Henry III
1207–1272
Eleanor of EnglandSimon de Montfort
c. 1208–1265
6th Earl of Leicester
Earldom of Leicester (1st creation) forfeited, 1265
Earl of Leicester (2nd creation), 1267
Earl of Lancaster, 1276
King Edward I
1239–1307
Edmund Crouchback
1245–1296
1st Earl of Leicester, 1st Earl of Lancaster
Earldom of Leicester (1st creation) restored, 1324
Earldom of Lancaster restored, 1327
King Edward II
1284–1327
Thomas of Lancaster
1278–1322
2nd Earl of Leicester, 2nd Earl of Lancaster
Henry of Lancaster
1281–1345
3rd Earl of Leicester, 3rd Earl of Lancaster
Earldom of Leicester (1st creation) forfeited, 1322
Earldom of Lancaster forfeited, 1322
Duke of Lancaster, 1351
King Edward III
1312–1377
Henry of Grosmont
c. 1310–1361
Duke of Lancaster, 4th Earl of Lancaster, 4th Earl of Leicester
Joan of Lancaster
c. 1312–1349
John (II) de Mowbray
1310–1361
3rd Baron Mowbray
Eleanor of Lancaster
1318–1372
Mary of Lancaster
c. 1320–1362
Earl of Worcester (2nd creation), 1397
John of Gaunt
1340–1399
Duke of Lancaster, 5th Earl of Lancaster, (6th) Earl of Leicester jure uxoris
Blanche of Lancaster
1342–1368
Maud of Lancaster
1340–1362
a.k.a. Matilda, Countess of Hainault
William
1330–1389
Duke of Bavaria and Count of Holland,
(5th) Earl of Leicester jure uxoris
Richard Fitzalan
1346–1397
Earl of Arundel
Thomas Percy
1343–1403
Earl of Worcester
Earldom of Worcester (2nd creation) extinct, 1403
Roger La Warr
1326–1370
Eleanor Mowbray
Earl of Somerset (1st creation), 1397
Marquess of Somerset and Marquess of Dorset (1st creation), 1397
Earl of Dorset (2nd creation), 1411
Henry Bolingbroke
1367–1413
Duke of Lancaster, (7th) Earl of Leicester
King Henry IV
John Beaufort
c. 1373–1410
Marquess of Somerset, Marquess of Dorset, 1st Earl of Somerset
Thomas Beaufort
c. 1377–1426
Duke of Exeter, Earl of Dorset
Joan Beaufort
c. 1379–1440
Joan La WarrThomas West
1365–1405
1st Baron West
Joan de Beauchamp
1375–1435
Earldom of Leicester (2nd creation) and Dukedom of Lancaster merged into the Crown, 1399Marquessate of Somerset and Marquessate of Dorset (1st creation) revoked, 1399Earldom of Dorset (2nd creation) extinct, 1426
Duke of Lancaster, 1399Earl of Worcester (3rd creation), 1421
Henry of Monmouth
1386–1422
Duke of Lancaster
King Henry V
Reginald West
1395–1450
6th Baron De La Warr and 3rd Baron West
Richard Beauchamp
(1394–c. 1422)
Earl of Worcester
Dukedom of Lancaster merged into the Crown, 1413Earldom of Worcester (2nd creation) extinct, 1422
Duke of Somerset (1st creation), 1443Earl of Dorset (3rd creation), 1442
Marquess of Dorset (2nd creation), 1443
Duke of Somerset (2nd creation), 1448
Henry Beaufort
1401–1418
2nd Earl of Somerset
John Beaufort
1404–1444
1st Duke of Somerset, 3rd Earl of Somerset
Edmund Beaufort
1406–1455
2nd Duke of Somerset, 1st Marquess of Dorset, 4th Earl of Somerset, Earl of Dorset
Richard Neville
1400–1460
Earl of Salisbury
Richard West
1430–1476
7th Baron De La Warr and 4th Baron West
Edward Neville
d. 1476
de facto 3rd (de jure 1st) Baron Bergavenny
Elizabeth Beauchamp
1415–1448
Dukedom of Somerset (1st creation) extinct, 1444
Claimed titles here are disputedEarl of Worcester (4th creation), 1449
Margaret Beaufort
1443–1509
Elizabeth Woodville
c. 1437–1492
Henry Beaufort
1436–1464
3rd Duke of Somerset, 2nd Marquess of Dorset, 5th Earl of Dorset
Edmund Beaufort
c. 1438–1471
4th Duke of Somerset, 3rd Marquess of Dorset, 6th Earl of Dorset
Cecily Neville
c. 1425–1450
John Tiptoft
1427–1470
1st Earl of Worcester
Dukedom of Somerset (2nd creation), Marquessate of Dorset (2nd creation), and Earldom of Dorset attained, 1461, but possibly restored (disputed), 1463Dukedom of Somerset (2nd creation), Marquessate of Dorset (2nd creation), and Earldom of Dorset extinct, 1471Earldom of Worcester (4th creation) attainted, 1470
Thomas West
c. 1457–1525
8th Baron De La Warr and 5th Baron West
Marquess of Dorset (3rd creation), 1475Earl of Worcester (5th creation), 1514Earl of Worcester (4th creation) restored, 1471
Margery Wentworth
c. 1478–1550
King Henry VII
1457–1509
Elizabeth of York
1466–1503
Thomas Grey
1451–1501
1st Marquess of Dorset
Charles Somerset
c. 1460–1526
1st Earl of Worcester
Elizabeth Somerset
c. 1476–1507
3rd Baroness Herbert suo jure
Edward Tiptoft
c. 1469–1485
2nd Earl of Worcester
Eleanor West
b. 1481
Edward Guildford
c. 1474–1534
Earldom of Worcester (4th creation) extinct, 1485
Viscount Beauchamp "of Hache" (1st creation), 1536
Earl of Hertford (2nd creation), 1537
Duke of Somerset (4th creation), 1547
Duke of Somerset (3rd creation), 1499
Edward Seymour
c. 1500–1552
1st Duke of Somerset, 1st Earl of Hertford and Viscount Beauchamp
Jane Seymour
c. 1508–1537
King Henry VIII
1491–1547
Thomas Grey
1477–1530
2nd Marquess of Dorset
Henry Somerset
c. 1495–1548
2nd Earl of Worcester, 4th Baron Herbert
John Dudley
1504–1553
Duke of Northumberland
Jane Guildford
c. 1508/1509–1555
Mary Tudor
1496–1533
Queen of France
Duchess of Suffolk
Prince Edmund
1499–1500
1st Duke of Somerset
Dukedom of Somerset (4th creation), Earldom of Hertford (2nd creation), and Viscountcy Beauchamp (1st creation) forfeit, 1552Dukedom of Somerset (3rd creation) extinct, 1500
Duke of Richmond and Somerset, 1525
King Edward VI
1537–1553
Henry Fitzroy
1519–1536
1st Duke of Richmond and Somerset
Henry Grey
1517–1554
Duke of Suffolk
3rd Marquess of Dorset
Lady Frances Brandon
1517–1559
Duchess of Suffolk
Dukedom of Richmond and Somerset extinct, 1536Marquessate of Dorset (3rd creation) attainted and honours forfeit, 1554
Earl of Hertford (3rd creation) reverted, 1559Earl of Leicester (3rd creation), 1564Baron Buckhurst of Buckhurst in the County of Sussex (1st creation), 1567
Earl of Dorset (4th creation), 1604
Edward Seymour
c. 1528–1593
Edward Seymour
1539–1621
1st Earl of Hertford
Katherine Grey
1540–1568
William Somerset
c. 1526–1589
3rd Earl of Worcester, 5th Baron Herbert
John Dudley
c. 1527–1554
Earl of Warwick
Robert Dudley
1532–1588
1st Earl of Leicester
Mary Dudley
d. 1586
m. Henry Sidney
Lord Guildford Dudley
c. 1535–1554
Lady Jane Grey
1537–1554
Disputed Queen of England
Thomas Sackville
1536–1608
1st Earl of Dorset, 1st Baron Buckhurst
Earldom of Hertford (3rd creation) forfeit, 1552Earldom of Leicester (3rd creation) extinct, 1588
Earl of Leicester (4th creation), 1618
Edward Seymour
c. 1563–1613
1st Baronet
Edward Seymour
1561–1612
Viscount Beauchamp
Edward Somerset
1553–1628
4th Earl of Worcester, 6th Baron Herbert
Philip Sidney
1554–1586
Mary Sidney
1561–1621
Robert Sidney
1563–1626
1st Earl of Leicester
Robert Sackville
1561–1609
2nd Earl of Dorset, 2nd Baron Buckhurst
Marquess of Hertford (1st creation), 1641
Duke of Somerset (4th creation restored), 1660
Baron Seymour of Trowbridge, 1641Viscount Rochester, 1611
Earl of Somerset (3rd creation), 1613
Marquess of Worcester, 1642Viscount Somerset of Cashel, 1626
Edward Seymour
c. 1580–1659
2nd Baronet
William Seymour
1588–1660
3rd Duke of Somerset, 1st Marquess of Hertford, 2nd Earl of Hertford
Francis Seymour
c. 1590–1664
1st Lord Seymour of Trowbridge
Robert Carr
c. 1587–1645
Earl of Somerset
Henry Somerset
1577–1646
1st Marquess of Worcester, 5th Earl of Worcester, 7th Baron Herbert
Thomas Somerset
1579–1651
Viscount Somerset
Robert Sidney
1595–1677
2nd Earl of Leicester
Richard Sackville
1589–1624
3rd Earl of Dorset, 3rd Baron Buckhurst
Edward Sackville
1591–1652
4th Earl of Dorset, 4th Baron Buckhurst
Earldom of Somerset (3rd creation) and Viscountcy Rochester extinct, 1645Viscountcy Somerset extinct, 1651
Edward Seymour
1610–1688
3rd Baronet
Henry Seymour
c. 1626–1654
Lord Beauchamp
Charles Seymour
c. 1621–1665
2nd Lord Seymour of Trowbridge
Edward Somerset
1601–1667
2nd Marquess of Worcester, 6th Earl of Worcester, 8th Baron Herbert
Philip Sidney
1619–1698
3rd Earl of Leicester
Algernon Sidney
1623–1683
Lady Lucy Sidney
1630–1685
Henry Sidney
1641–1704
Earl of Romney
Richard Sackville
1522–1677
5th Earl of Dorset, 5th Baron Buckhurst
Duke of Beaufort, 1682Baron Cranfield, of Cranfield in the County of Middlesex, 1674
Earl of Middlesex (2nd creation), 1675
Edward Seymour
1633–1708
4th Baronet
William Seymour
1650–1671
3rd Duke of Somerset, 2nd Marquess of Hertford, 3rd Earl of Hertford
John Seymour
c. 1646–1675
4th Duke of Somerset, 3rd Marquess of Hertford, 4th Earl of Hertford
Francis Seymour
1658–1678
5th Duke of Somerset, 3rd Lord Seymour of Trowbridge
Charles Seymour
1662–1748
6th Duke of Somerset
Henry Somerset
1629–1700
1st Duke of Beaufort, 3rd Marquess of Worcester, 7th Earl of Worcester, 9th Baron Herbert
Robert Sidney
1649–1702
4th Earl of Leicester
Thomas Pelham
1653–1712
Charles Sackville
1522–1677
6th Earl of Dorset, 1st Earl of Middlesex, 6th Baron Buckhurst, 1st Baron Cranfield
Marquessate of Hertford (1st creation) extinct, 1675
Baron Conway of Ragley in the County of Warwick, 1703
Baron Conway of Killultagh in the County of Antrim, 1712
Duke of Dorset, 1720
Edward Seymour
1663–1740
5th Baronet
Francis Seymour-Conway
1679–1732
1st Baron Conway
Edward Coke
d. 1707
Algernon Seymour
1684–1750
7th Duke of Somerset, Earl of Northumberland
Charles Somerset
1660–1698
styled Marquess of Worcester
Philip Sidney
1676–1705
5th Earl of Leicester
John Sidney
1680–1737
6th Earl of Leicester
Jocelyn Sidney
1682–1743
7th Earl of Leicester
Elizabeth Pelham
1681–1711
Lionel Sackville
1688–1765
1st Duke of Dorset, 7th Earl of Dorset, 2nd Earl of Middlesex, 7th Baron Buckhurst, 2nd Baron Cranfield
Earldom of Leicester (4th creation) extinct, 1743
Baron Lovel, of Minster Lovel in the County of Oxford, 1728
Earl of Leicester (5th creation) and Viscount Coke of Holkham in the County of Norfolk, 1744
Edward Seymour
1695–1757
6th Baronet
8th Duke of Somerset
Anne CokeThomas Coke
1697–1759
Earl of Leicester, Viscount Coke
Henry Somerset
1684–1714
2nd Duke of Beaufort, 4th Marquess of Worcester, 8th Earl of Worcester, 10th Baron Herbert
Charles Townshend
1700–1764
3rd Viscount Townshend
Earl of Hertford (4th creation) and Viscount Beauchamp (2nd creation), 1850
Marquess of Hertford (2nd creation) and Earl of Yarmouth (3rd creation), 1793
Earldom of Leicester (5th creation) extinct, 1759Viscount Sackville and Baron Bolebrooke in the County of Sussex, 1782
Edward Seymour
1717–1792
9th Duke of Somerset
Webb Seymour
1718–1793
10th Duke of Somerset
Francis Seymour
1726–1799
Francis Seymour-Conway
1718–1794
1st Marquess of Hertford, Earl of Hertford, Earl of Yarmouth, and Viscount Beauchamp,
2nd Baron Conway
Wenman (Roberts) Coke
c. 1717–1776
Henry Somerset-Scudamore
1707–1745
3rd Duke of Beaufort, 5th Marquess of Worcester, 9th Earl of Worcester, 11th Baron Herbert
Charles Noel Somerset
1709–1756
4th Duke of Beaufort, 6th Marquess of Worcester, 10th Earl of Worcester, 12th Baron Herbert
George Townshend
1724–1807
1st Marquess Townshend
Charles Sackville
1711–1769
2nd Duke of Dorset, 8th Earl of Dorset, 3rd Earl of Middlesex, 8th Baron Buckhurst, 3rd Baron Cranfield
John Sackville
1713–1765
George Germain
1716–1785
1st Viscount Sackville, 1st Baron Bolebrooke
Earl of Leicester (7th creation), 1837Baron Botetourt abeyance terminated, 1803Earl of Leicester (6th creation), 1784
Francis Compton Seymour
d. 1822
Francis Ingram-Seymour-Conway
1743–1822
2nd Marquess of Hertford, Earl of Hertford, Earl of Yarmouth, and Viscount Beauchamp,
3rd Baron Conway
Hugh Seymour
1759–1801
Thomas William Coke
1754–1842
1st Earl of Leicester, 1st Viscount Coke
Henry Somerset
1744–1803
5th Duke of Beaufort, 7th Marquess of Worcester, 11th Earl of Worcester, 13th Baron Herbert, 5th Baron Botetourt
George Townshend
1753–1811
2nd Marquess Townshend, 1st Earl of Leicester
John Frederick Sackville
1745–1799
3rd Duke of Dorset, 9th Earl of Dorset, 4th Earl of Middlesex, 9th Baron Buckhurst, 4th Baron Cranfield
Baron Raglan, 1852
Edward Adolphus St Maur
1775–1855
11th Duke of Somerset
Francis Charles Seymour-Conway
1777–1842
3rd Marquess of Hertford, Earl of Hertford, Earl of Yarmouth, and Viscount Beauchamp,
4th Baron Conway
George Seymour
1787–1870
Henry Charles Somerset
1766–1835
6th Duke of Beaufort, 8th Marquess of Worcester, 12th Earl of Worcester, 14th Baron Herbert, 6th Baron Botetourt
FitzRoy James Henry Somerset
1788–1855
1st Baron Raglan
George Townshend
1778–1855
3rd Marquess Townshend, 2nd Earl of Leicester
George John Frederick Sackville
1793–1815
4th Duke of Dorset, 10th Earl of Dorset, 5th Earl of Middlesex, 10th Baron Buckhurst, 5th Baron Cranfield
John Frederick Sackville
1767–1843
5th Duke of Dorset, 11th Earl of Dorset, 6th Earl of Middlesex, 2nd Viscount Sackville, 11th Baron Buckhurst, 6th Baron Cranfield, 2nd Baron Bolebrooke
Earldom of Leicester (6th creation) extinct, 1855Dukedom of Dorset, Earldoms of Dorset (4th creation) and Middlesex (2nd creation), Viscountcy of Sackville, Baronies of Buckhurst (1st creation), Cranfield, and Bolebrooke extinct, 1843
Francis Edward Seymour
1788–1866
Richard Seymour-Conway
1800–1870
4th Marquess of Hertford, Earl of Hertford, Earl of Yarmouth, and Viscount Beauchamp,
5th Baron Conway
Francis George Hugh Seymour
1812–1884
5th Marquess of Hertford, Earl of Hertford, Earl of Yarmouth, and Viscount Beauchamp,
6th Baron Conway
Henry Somerset
1792–1853
7th Duke of Beaufort, 9th Marquess of Worcester, 13th Earl of Worcester, 15th Baron Herbert, 8th Baron Botetourt
Earl St. Maur, 1863
Edward Adolphus St Maur
1804–1885
12th Duke of Somerset
Archibald Henry Algernon St Maur
1810–1891
13th Duke of Somerset
Algernon Percy Banks St Maur
1813–1894
14th Duke of Somerset
Francis Payne Seymour
1815–1870
Thomas William Coke
1822–1909
2nd Earl of Leicester, 2nd Viscount Coke
Henry Charles FitzRoy Somerset
1824–1899
8th Duke of Beaufort, 10th Marquess of Worcester, 14th Earl of Worcester, 16th Baron Herbert, 8th Baron Botetourt
Richard Henry FitzRoy Somerset
1817–1884
2nd Baron Raglan
Earldom St. Maur extinct, 1885
Edward Adolphus Ferdinand St. Maur
1835–1869
Algernon St Maur
1846–1923
15th Duke of Somerset
Edward Hamilton Seymour
1860–1931
16th Duke of Somerset
Hugh de Grey Seymour
1843–1912
6th Marquess of Hertford, Earl of Hertford, Earl of Yarmouth, and Viscount Beauchamp,
7th Baron Conway
Thomas William Coke
1848–1941
3rd Earl of Leicester, 3rd Viscount Coke
Henry Adelbert Wellington FitzRoy Somerset
1847–1924
9th Duke of Beaufort, 11th Marquess of Worcester, 15th Earl of Worcester, 17th Baron Herbert, 9th Baron Botetourt
Henry Richard Charles Somerset
1849–1932
George FitzRoy Henry Somerset
1857–1921
3rd Baron Raglan
Evelyn Francis Edward Seymour
1882–1954
17th Duke of Somerset
George Francis Alexander Seymour
1871–1940
7th Marquess of Hertford, Earl of Hertford, Earl of Yarmouth, and Viscount Beauchamp,
8th Baron Conway
Henry Charles Seymour
1878–1939
Thomas William Coke
1880–1949
4th Earl of Leicester, 4th Viscount Coke
Arthur George Coke
1882–1915
Henry Charles Somers Augustus Somerset
1874–1945
FitzRoy Richard Somerset
1885–1964
4th Baron Raglan
Percy Hamilton Seymour
1910–1984
18th Duke of Somerset
Thomas William Edward Coke
1908–1976
5th Earl of Leicester, 5th Viscount Coke
Anthony Louis Lovel Coke
1909–1994
6th Earl of Leicester, 6th Viscount Coke
Henry Hugh Arthur FitzRoy Somerset
1900–1984
10th Duke of Beaufort, 12th Marquess of Worcester, 16th Earl of Worcester, 18th Baron Herbert, 10th Baron Botetourt
Henry Robert Somers FitzRoy de Vere Somerset
1898–1965
Barony Botetourt abeyant, 1984
Hugh Edward Conway Seymour
1930–1997
8th Marquess of Hertford, Earl of Hertford, Earl of Yarmouth, and Viscount Beauchamp,
9th Baron Conway
Edward Douglas Coke
1936–2015
7th Earl of Leicester, 7th Viscount Coke
David Robert Somerset
1928–2017
11th Duke of Beaufort, 13th Marquess of Worcester, 17th Earl of Worcester
FitzRoy John Somerset
1927–2010
5th Baron Raglan
Geoffrey Somerset
b. 1932
6th Baron Raglan
John Michael Edward Seymour
b. 1952
19th Duke of Somerset
Henry (Harry) Jocelyn Seymour
b. 1958
9th Marquess of Hertford, Earl of Hertford, Earl of Yarmouth, and Viscount Beauchamp,
10th Baron Conway
Thomas Edward Coke
b. 1965
8th Earl of Leicester, 8th Viscount Coke
Henry John FitzRoy Somerset
b. 1952
12th Duke of Beaufort, 14th Marquess of Worcester, 18th Earl of Worcester
Arthur Geoffrey Somerset
1960–2012
Sebastian Edward Seymour
b. 1982
styled Lord Seymour
William Francis Seymour
b. 1993
styled Earl of Yarmouth
Edward Horatio Coke
b. 2003
styled Viscount Coke
Henry Robert FitzRoy Somerset
b. 1989
styled Marquess of Worcester
Inigo Arthur Fitzroy Somerset
b. 2004
Heir apparent to the Dukedom of SomersetHeir apparent to the Marquessage of HertfordHeir apparent to the Earldom of LeicesterHeir apparent to the Dukedom of BeaufortHeir apparent to the Raglan Barony

See also

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