Earl of Montgomery

Earldom of Montgomery held with Earldom of Pembroke
Arms of Herbert: Per pale azure and gules, three lions rampant argent
Creation date	4 May 1605
Created by	James I
Peerage	Peerage of England
First holder	Philip Herbert, 4th Earl of Pembroke, 1st Earl of Montgomery
Present holder	William Herbert, 18th Earl of Pembroke, 15th Earl of Montgomery
Heir apparent	Reginald Henry Michael Herbert, Lord Herbert
Remainder to	Males heir of the body lawfully begotten
Subsidiary titles	Baron Herbert of Shurland
Seat	Wilton House
Motto	Ung je serviray ("One will I serve")

The title Earl of Montgomery (pronounced "Mun-gum-ery") was created in the Peerage of England in 1605 for Sir Philip Herbert, younger son of the 2nd Earl of Pembroke. The first Earl inherited the Earldom of Pembroke in 1630 from his brother, the 3rd Earl, and the two titles remain united.

• Philip Herbert, 4th Earl of Pembroke, 1st Earl of Montgomery (1584–1649)
• Philip Herbert, 5th Earl of Pembroke, 2nd Earl of Montgomery (1621–1669)
• William Herbert, 6th Earl of Pembroke, 3rd Earl of Montgomery (1642–1674)
• Philip Herbert, 7th Earl of Pembroke, 4th Earl of Montgomery (c. 1652–1683)
• Thomas Herbert, 8th Earl of Pembroke, 5th Earl of Montgomery (1656–c. 1732)
• Henry Herbert, 9th Earl of Pembroke, 6th Earl of Montgomery (1693–1750)
• Henry Herbert, 10th Earl of Pembroke, 7th Earl of Montgomery (1734–1794)
• George Augustus Herbert, 11th Earl of Pembroke, 8th Earl of Montgomery (1759–1827)
• Robert Henry Herbert, 12th Earl of Pembroke, 9th Earl of Montgomery (1791–1862)
• George Robert Charles Herbert, 13th Earl of Pembroke, 10th Earl of Montgomery (1850–1895)
• Sidney Herbert, 14th Earl of Pembroke, 11th Earl of Montgomery (1853–1913)
• Reginald Herbert, 15th Earl of Pembroke, 12th Earl of Montgomery (1880–1960)
• Sidney Charles Herbert, 16th Earl of Pembroke, 13th Earl of Montgomery (1906–1969)
• Henry George Charles Alexander Herbert, 17th Earl of Pembroke, 14th Earl of Montgomery (1939–2003)
• William Alexander Sidney Herbert, 18th Earl of Pembroke, 15th Earl of Montgomery (b. 1978)

The heir apparent is the present holder's son Reginald Henry Michael Herbert, Lord Herbert (b. 2012).

Family tree

Pembroke and Montgomery family tree

Lord of Striguil (2nd creation), c. 1155 Earl of Pembroke (1st creation), 1138 Dermot MacMurrough c. 1100–c. 1171 King of Leinster Gilbert de Clare 1100–1147 1st Earl of Pembroke, etc. Isabel de Beaumont former mistress of Henry I c. 1068–1135 King of England Aoife MacMurrough c. 1153–c. 1188 Richard de Clare Strongbow 1130–1176 2nd Earl of Pembroke, etc. Earl of Pembroke (2nd creation) and Lord of Striguil (3rd creation), 1199 Hugh X of Lusignan c. 1183–1249 Count of La Marche Isabella c. 1186/1188 – 1246 Countess of Angoulême John 1166/1667 – 1216 King of England William Marshal 1146/1147 – 1219 1st Earl of Pembroke, etc. Isabel de Clare 1172–1220 4th Earl of Pembroke, etc. suo jure Gilbert de Clare 1173–1185 3rd Earl of Pembroke, etc. Earldom of Pembroke and lordship of Striguil transferred to her husband, 1199 Eleanor of England 1215–1275 William Marshal 1190–1231 2nd Earl of Pembroke, etc. Richard Marshal c. 1191 – 1234 3rd Earl of Pembroke, etc. Gilbert Marshal d. 1241 4th Earl of Pembroke, etc. Walter Marshal c. 1199 – 1245 5th Earl of Pembroke, etc. Ansel Marshal d. 1245 6th Earl of Pembroke Joan Marshal d. 1234 Earldom of Pembroke (2nd creation) and lordship of Striguil extinct, 1245 Earl of Pembroke (3rd creation), 1247 William de Valence c. 1225–1296 1st Earl of Pembroke Joan de Munchensi c. 1230–1301 Countess of Pembroke, suo jure Isabel de Valence d. 1305 m. John Hastings, 1st Baron Hastings 1262–1312/1313 Baron Hastings Aymer de Valence c. 1270–1324 2nd Earl of Pembroke Marie de St Pol c. 1303 – 1377 Earldom of Pembroke (3rd creation) extinct, 1324 John Hastings 1286–1325/1326 Baron Hastings Roger Mortimer 1287–1330 Earl of March Earl of Pembroke (4th creation), 1339 Baron Manny, 1347 Edward III 1312–1377 King of England Laurence Hastings 1319–1348 1st Earl of Pembroke, Baron Hastings Agnes Mortimer 1317–1368 Edmund Mortimer 1302/1303–1331 Katherine Mortimer c. 1314 – 1369 m. Thomas Beauchamp c. 1313 – 1369 Earl of Warwick Walter Manny d. 1372 1st Baron Manny Roger Mortimer 1328–1360 Earl of March John of Gaunt 1340–1399 Duke of Lancaster Margaret of England 1346–1361 John Hastings 1347–1375 2nd Earl of Pembroke, Baron Hastings Anne Manny 1355–1384 2nd Baroness Manny, suo jure Edmund Mortimer 1352–1381 Earl of March Philippa de Beauchamp a. 1344 – 1386 m. Hugh Stafford c. 1342 – 1386 Earl of Stafford Henry IV c. 1367 – 1413 Elizabeth of Lancaster a. 1363 – 1426 John Hastings 1372–1389 3rd Earl of Pembroke, 3rd Baron Manny, Baron Hastings Philippa Mortimer 1375–1440 Roger Mortimer 1374–1398 Earl of March, Earl of Ulster Katherine de Stafford c. 1376 – 1419 m. Michael de la Pole 1367–1415 Earl of Suffolk Earldom of Pembroke (4th creation) and barony Manny extinct and baron Hastings dormant, 1389 Earl of Pembroke (5th creation), 1414 Earl of Pembroke (6th creation), 1447 Catherine of Valois 1401–1437 Henry V 1386–1422 Humphrey of Lancaster 1390–1447 Duke of Gloucester, Earl of Pembroke Anne Mortimer 1388 – c. 1411 William de la Pole 1396–1450 Duke of Suffolk, Earl of Pembroke Earldom of Pembroke (5th creation) reverted to William de la Pole, 1447 Earldom of Pembroke (6th creation) forfeited, 1450 Earl of Pembroke (7th creation), 1452 Baron Herbert of Raglan, 1461 Earl of Pembroke (8th creation), 1468 Jasper Tudor c. 1431 – 1495 Duke of Bedford, Earl of Pembroke Henry VI 1421–1471 William Herbert c. 1423 – 1469 1st Earl of Pembroke, etc. Richard Woodville 1405–1469 Earl Rivers Richard of York 1411–1460 Duke of York Earldom of Pembroke (7th creation) forfeit, 1461; restored, 1485; extinct, 1495 Richard Herbert d. 1510 William Herbert 1451–1491 2nd Earl of Pembroke, etc., Earl of Huntingdon Mary Woodville c. 1456 – 1481 Elizabeth Woodville c. 1437 – 1492 Edward IV 1442–1483 Earldom of Pembroke (8th creation) surrendered in lieu of earldom of Huntingdon, 1479 For future Barons Herbert, see Duke of Beaufort and Earl of Worcester Earl of Pembroke (9th creation), 1479 Thomas Parr 1478–1517 Elizabeth of York 1466–1503 m. Henry VII 1457–1509 Edward Plantagenet 1470–1483 Earl of Pembroke, later Edward V Earldom of Pembroke (9th creation) merged in the crown, 1483 Earl of Pembroke (10th creation) and Baron Herbert of Cardiff, 1551 Marquess of Pembroke, 1532 Henry Grey 1517–1554 Duke of Suffolk William Herbert 1501–1570 1st Earl of Pembroke, etc. Anne Parr 1515–1552 Katherine Parr 1512–1548 Henry VIII 1491–1547 Anne Boleyn c. 1501 or 1507 – 1536 Marquessate of Pembroke either merged in the crown, 1533 or forfeited, 1536 Jane Grey c. 1536/37 – 1554 disputed Queen of England Katherine Grey 1540–1568 Henry Herbert c. 1538 – 1601 2nd Earl of Pembroke, etc. Earl of Montgomery and Baron Herbert of Shurland, 1605 Mary Talbot c. 1580–1649 William Herbert 1580–1630 3rd Earl of Pembroke, etc. Philip Herbert 1584–1650 4th Earl of Pembroke, etc., 1st Earl of Montgomery, etc. Susan de Vere 1587–1629 Mary Villiers 1622–1685 Charles Herbert styled Lord Herbert of Shurland c. 1619 – 1635 Philip Herbert 1621–1669 5th Earl of Pembroke, etc., 2nd Earl of Montgomery, etc. James Herbert c. 1623 – 1677 William Herbert 1641–1674 6th Earl of Pembroke, etc., 3rd Earl of Montgomery, etc. Philip Herbert 1652/1653–1683 7th Earl of Pembroke, etc., 4th Earl of Montgomery, etc. Thomas Herbert c. 1656 – 1733 8th Earl of Pembroke, etc., 5th Earl of Montgomery, etc. James Herbert 1660–1704 Philip Herbert c. 1689 – 1750 9th Earl of Pembroke, etc., 6th Earl of Montgomery, etc. Robert Sawyer Herbert 1693–1769 Thomas Herbert c. 1695 – 1739 William Herbert c. 1696 – 1757 Nicholas Herbert c. 1706 – 1775 Baron Porchester, 1780 Earl of Carnarvon (3rd creation), 1793 Henry Herbert 1734–1794 10th Earl of Pembroke, etc., 7th Earl of Montgomery, etc. m. Elizabeth Spencer 1737–1831 Henry Herbert 1741–1811 1st Earl of Carnarvon, etc. m. Elizabeth Wyndham 1752–1826 George Augustus Herbert 1759–1827 11th Earl of Pembroke, etc., 8th Earl of Montgomery, etc. m. Yekaterina Semyonovna Vorontsova 1783–1856 Henry George Herbert 1772–1833 2nd Earl of Carnarvon, etc. m. Kitty Herbert 1772–1813 Charles Herbert 1774–1808 William Herbert 1778–1847 Algernon Herbert 1792–1855 Baron Herbert of Lea, 1861 Robert Herbert 1791–1862 12th Earl of Pembroke, etc., 9th Earl of Montgomery, etc. Sidney Herbert 1810–1861 1st Baron Herbert of Lea m. Mary Elizabeth Ashe à Court-Repington 1822–1911 Catherine Herbert 1814–1886 m. Alexander Edward Murray 1804–1845 Earl of Dunmore Henry John George Herbert 1800–1849 3rd Earl of Carnarvon, etc. George Robert Charles Herbert 1850–1895 13th Earl of Pembroke, etc., 10th Earl of Montgomery, etc., 2nd Baron Herbert of Lea Sidney Herbert 1853–1913 14th Earl of Pembroke, etc., 110th Earl of Montgomery, etc., 3rd Baron Herbert of Lea Henry Howard Molyneux Herbert 1831–1890 4th Earl of Carnarvon, etc. Auberon Edward William Molyneux Howard Herbert 1838–1906 Reginald Herbert 1880–1960 15th Earl of Pembroke, etc., 12th Earl of Montgomery, etc., 4th Baron Herbert of Lea George Edward Stanhope Molyneux Herbert 1866–1923 5th Earl of Carnarvon, etc. m. Almina Victoria Maria Alexandra Wombwell 1876–1969 Aubrey Nigel Henry Molyneux Herbert 1880–1923 Mervyn Robert Howard Molyneux Herbert 1882–1929 Patricia Caroline Beatrix Herbert 1904–1994 m. William Henry Smith 1903–1948 Viscount Hambleden Sidney Herbert 1906–1969 16th Earl of Pembroke, etc., 13th Earl of Montgomery, etc., 5th Baron Herbert of Lea David Alexander Reginald Herbert 1908–1995 Henry George Alfred Marius Victor Francis Herbert 1898–1987 6th Earl of Carnarvon, etc. m. Anne Catherine Tredick Wendell 1900–1977 Evelyn Leonora Almina Herbert 1901–1980 Henry George Charles Alexander Herbert 1939–2003 17th Earl of Pembroke, etc., 14th Earl of Montgomery, etc., 6th Baron Herbert of Lea Henry George Reginald Molyneux Herbert 1924–2001 7th Earl of Carnarvon, etc. m. Jean Margaret Wallop 1935–2011 Emma Louise Herbert b. 1969 William Alexander Sidney Herbert b. 1978 18th Earl of Pembroke, etc., 15th Earl of Montgomery, etc., 7th Baron Herbert of Lea George Reginald Oliver Molyneux Herbert b. 1956 8th Earl of Carnarvon, etc. Reginald Herbert b. 2014 styled Lord Herbert George Herbert b. 1992 styled Lord Porchester Heir apparent to the earldoms of Pembroke and Montgomery Heir apparent to the earldom of Carnarvon

Sources

• Kidd, Charles, ed. (1903). Debrett's peerage, baronetage, knightage, and companionage. London: Dean and son. p. 694.