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Biography of Margaret Cavendish Harley 2nd Duchess Portland 1715-1785

Family Trees

Royal Ancestry

Royal Descendants

Ancestry

On 31 Aug 1713 [her father] Edward Harley 2nd Earl Oxford and Earl Mortimer 1689-1741 (24) and [her mother] Henrietta Cavendish Holles Countess Oxford and Countess Mortimer 1694-1755 (19) were married.

On 11 Feb 1715 Margaret Cavendish Harley 2nd Duchess Portland 1715-1785 was born to [her father] Edward Harley 2nd Earl Oxford and Earl Mortimer 1689-1741 (25) and [her mother] Henrietta Cavendish Holles Countess Oxford and Countess Mortimer 1694-1755 (21).

On 11 Jun 1734 [her husband] William Bentinck 2nd Duke Portland 1709-1762 (25) and Margaret Cavendish Harley 2nd Duchess Portland 1715-1785 (19) were married at St Peter aka Oxford Chapel, Vere Street, Marylebone. Margaret Cavendish Harley 2nd Duchess Portland 1715-1785 (19) by marriage 2nd Duchess Portland.

On 27 Jun 1735 [her daughter] Elizabeth Bentinck Marchioness Bath 1735-1825 was born to [her husband] William Bentinck 2nd Duke Portland 1709-1762 (26) and Margaret Cavendish Harley 2nd Duchess Portland 1715-1785 (20) at Welbeck Abbey.

On 08 Feb 1737 [her daughter] Henrietta Bentinck Countess Stamford, Countess Warrington 1737-1827 was born to [her husband] William Bentinck 2nd Duke Portland 1709-1762 (27) and Margaret Cavendish Harley 2nd Duchess Portland 1715-1785 (21) at Welbeck Abbey.

On 14 Apr 1738 [her son] William Cavendish-Bentinck 3rd Duke Portland 1738-1809 was born to [her husband] William Bentinck 2nd Duke Portland 1709-1762 (29) and Margaret Cavendish Harley 2nd Duchess Portland 1715-1785 (23) at Welbeck Abbey.

On 26 Jul 1739 [her daughter] Margaret Cavendish-Bentinck 1739-1756 was born to [her husband] William Bentinck 2nd Duke Portland 1709-1762 (30) and Margaret Cavendish Harley 2nd Duchess Portland 1715-1785 (24) at Welbeck Abbey.

On 09 Apr 1741 [her daughter] Frances Cavendish-Bentinck 1741-1743 was born to [her husband] William Bentinck 2nd Duke Portland 1709-1762 (32) and Margaret Cavendish Harley 2nd Duchess Portland 1715-1785 (26) at Welbeck Abbey.

On 16 Jun 1741 [her father] Edward Harley 2nd Earl Oxford and Earl Mortimer 1689-1741 (52) died. His half first-cousin Edward Harley 3rd Earl Oxford and Earl Mortimer 1699-1755 (42) succeeded 4th Earl Oxford and Earl Mortimer. Susanna Archer Countess Oxford and Countess Mortimer 1728- by marriage Countess Oxford and Countess Mortimer.

On Mar 1743 [her daughter] Frances Cavendish-Bentinck 1741-1743 (1) died.

On 03 Mar 1744 [her son] Edward Charles Cavendish-Bentinck 1744-1819 was born to [her husband] William Bentinck 2nd Duke Portland 1709-1762 (35) and Margaret Cavendish Harley 2nd Duchess Portland 1715-1785 (29) at Welbeck Abbey.

On 09 Dec 1755 [her mother] Henrietta Cavendish Holles Countess Oxford and Countess Mortimer 1694-1755 (61) died.

On 28 Apr 1756 [her daughter] Margaret Cavendish-Bentinck 1739-1756 (16) died.

On 01 May 1762 [her husband] William Bentinck 2nd Duke Portland 1709-1762 (53) died. His son [her son] William Cavendish-Bentinck 3rd Duke Portland 1738-1809 (24) succeeded 3rd Duke Portland.

On 28 May 1763 George Grey 5th Earl Stamford, 1st Earl Warrington 1737-1819 (25) and [her daughter] Henrietta Bentinck Countess Stamford, Countess Warrington 1737-1827 (26) were married. Henrietta Bentinck Countess Stamford, Countess Warrington 1737-1827 (26) by marriage Countess Stamford.

Before 1765 Thomas Thynne 1st Marquess Bath 1734-1796 and [her daughter] Elizabeth Bentinck Marchioness Bath 1735-1825 were married (he was her third-cousin). Elizabeth Bentinck Marchioness Bath 1735-1825 by marriage Viscountess Weymouth.

On 08 Nov 1766 [her son] William Cavendish-Bentinck 3rd Duke Portland 1738-1809 (28) and Dorothy Cavendish 3rd Duchess Portland 1750-1794 (16) were married (he was her half fourth-cousin). Dorothy Cavendish 3rd Duchess Portland 1750-1794 (16) by marriage 3rd Duchess Portland.

On 17 Jul 1785 Margaret Cavendish Harley 2nd Duchess Portland 1715-1785 (70) died.

Family Trees

Maternal Family Tree: Eleanor Gifford 1575-

Royal Descent

Kings Wessex: Great x 26 Grand Daughter of Æthelwulf King Wessex -858

Kings Gwynedd: Great x 16 Grand Daughter of Owain "Great" King Gwynedd 1100-1170

Kings Seisyllwg: Great x 22 Grand Daughter of Hywel "Dda aka Good" King Seisyllwg, King Deheubarth 880-950

Kings Powys: Great x 17 Grand Daughter of Maredudd ap Bleddyn King Powys 1047-1132

Kings England: Great x 8 Grand Daughter of Edward IV King England 1442-1483

Kings Scotland: Great x 15 Grand Daughter of William "Lion" I King Scotland 1143-1214

Kings Franks: Great x 16 Grand Daughter of Louis VII King Franks 1120-1180

Kings France: Great x 13 Grand Daughter of Philip "Fair" IV King France 1268-1314

Royal Descendants

Ancestry

Father: Edward Harley 2nd Earl Oxford and Earl Mortimer 1689-1741

GrandFather: Robert Harley 1st Earl Oxford and Earl Mortimer 1661-1724

Great GrandFather: Edward Harley 1624-1700

Great x 2 GrandFather: Robert Harley 1579-1656

GrandMother: Elizabeth Foley Countess Oxford and Countess Mortimer

Great GrandFather: Thomas Foley 1641-1701

Great x 2 GrandFather: Thomas Foley Ironmaster 1617-1677

Mother: Henrietta Cavendish Holles Countess Oxford and Countess Mortimer 1694-1755 7 x Great Granddaughter of Edward IV King England 1442-1483

GrandFather: John Holles 1st Duke Newcastle upon Tyne 1662-1711 9 x Great Grandson of King Edward III England

Great GrandFather: Gilbert Holles 3rd Earl Clare 1633-1689 8 x Great Grandson of King Edward III England

Great x 2 GrandFather: John Holles 2nd Earl Clare 1595-1666 7 x Great Grandson of King Edward III England

Great x 3 GrandFather: John Holles 1st Earl Clare 1564-1637 7 x Great Grandson of King Edward III England

Great x 4 GrandFather: Denzil Holles 1538-1590

Great x 4 GrandMother: Eleanor Sheffield 1537- 6 x Great Granddaughter of King Edward III England

Great x 3 GrandMother: Anne Stanhope Countess Clare 1576-1651 6 x Great Granddaughter of King Edward III England

Great x 4 GrandFather: Thomas Stanhope 1540-1596 5 x Great Grandson of King Edward III England

Great x 4 GrandMother: Margaret Port

Great x 2 GrandMother: Elizabeth Vere Countess Clare 8 x Great Granddaughter of Edward "Longshanks" I King England 1239-1307

Great x 3 GrandFather: Horace Vere 1st Baron Vere Tilbury 1565-1635 7 x Great Grandson of Edward "Longshanks" I King England 1239-1307

Great x 4 GrandFather: Geoffrey Vere 6 x Great Grandson of Edward "Longshanks" I King England 1239-1307

Great x 4 GrandMother: Elizabeth Hardkyn

Great x 3 GrandMother: Mary Tracy Baroness Spencer Tilbury 1581-1671

Great x 4 GrandFather: John Tracy -1591

Great GrandMother: Grace Pierrepoint Countess Clare 9 x Great Granddaughter of King Edward III England

Great x 2 GrandFather: William Pierrepoint 1608-1678 8 x Great Grandson of King Edward III England

Great x 3 GrandFather: Robert Pierrepoint 1st Earl Kingston 1584-1643 11 x Great Grandson of John "Lackland" I King England 1166-1216

Great x 4 GrandFather: Henry Pierrepoint 1546-1616 10 x Great Grandson of John "Lackland" I King England 1166-1216

Great x 4 GrandMother: Frances Cavendish 1548-1632

Great x 3 GrandMother: Gertrude Talbot Baroness Pierrepoint Holme Pierrepoint 1580-1649 7 x Great Granddaughter of King Edward III England

Great x 4 GrandFather: Henry Talbot 1563-1596 6 x Great Grandson of King Edward III England

Great x 4 GrandMother: Elizabeth Rayner 1556-1612

Great x 2 GrandMother: Elizabeth Harries 1597-

Great x 3 GrandFather: Thomas Harries 1st Baronet Tong Castle 1550-1628

Great x 4 GrandFather: John Harries

Great x 3 GrandMother: Eleanor Gifford 1575-

Great x 4 GrandFather: Roger Gifford Physican 1536-1597

GrandMother: Margaret Cavendish Duchess Newcastle upon Tyne 1661-1716 6 x Great Granddaughter of Edward IV King England 1442-1483

Great GrandFather: Henry Cavendish 2nd Duke Newcastle upon Tyne 1630-1691 5 x Great Grandson of Edward IV King England 1442-1483

Great x 2 GrandFather: William Cavendish 1st Duke Newcastle upon Tyne 1592-1676 4 x Great Grandson of Edward IV King England 1442-1483

Great x 3 GrandFather: Charles Cavendish 1553-1617

Great x 4 GrandFather: William Cavendish 1505-1557

Great x 4 GrandMother: Bess of Hardwick Countess Shrewsbury and Waterford 1527-1608

Great x 3 GrandMother: Catherine Ogle 8th Baroness Ogle 1570-1629 3 x Great Granddaughter of Edward IV King England 1442-1483

Great x 4 GrandFather: Cuthbert Ogle 7th Baron Ogle 1540-1597 2 x Great Grandson of Edward IV King England 1442-1483

Great x 4 GrandMother: Catherine Carnaby 1553-1623

Great x 2 GrandMother: Elizabeth Bassett Countess Newcastle upon Tyne 1592-1643 12 x Great Granddaughter of Henry "Curtmantle" II King England 1133-1189

Great x 3 GrandFather: William Bassett 1551-1601 11 x Great Grandson of Henry "Curtmantle" II King England 1133-1189

Great x 4 GrandFather: William Bassett 1519- 15 x Great Grandson of King Henry I "Beauclerc" England

Great x 4 GrandMother: Elizabeth Fitzherbert 1515-1562 10 x Great Granddaughter of Henry "Curtmantle" II King England 1133-1189

Great GrandMother: Frances Pierrepoint Duchess Newcastle upon Tyne 1630-1695 9 x Great Granddaughter of King Edward III England

Great x 2 GrandFather: William Pierrepoint 1608-1678 8 x Great Grandson of King Edward III England

Great x 3 GrandFather: Robert Pierrepoint 1st Earl Kingston 1584-1643 11 x Great Grandson of John "Lackland" I King England 1166-1216

Great x 4 GrandFather: Henry Pierrepoint 1546-1616 10 x Great Grandson of John "Lackland" I King England 1166-1216

Great x 4 GrandMother: Frances Cavendish 1548-1632

Great x 3 GrandMother: Gertrude Talbot Baroness Pierrepoint Holme Pierrepoint 1580-1649 7 x Great Granddaughter of King Edward III England

Great x 4 GrandFather: Henry Talbot 1563-1596 6 x Great Grandson of King Edward III England

Great x 4 GrandMother: Elizabeth Rayner 1556-1612

Great x 2 GrandMother: Elizabeth Harries 1597-

Great x 3 GrandFather: Thomas Harries 1st Baronet Tong Castle 1550-1628

Great x 4 GrandFather: John Harries

Great x 3 GrandMother: Eleanor Gifford 1575-

Great x 4 GrandFather: Roger Gifford Physican 1536-1597