In 1784 [her father] George Cranfield Berkeley (age 30) and [her mother] Emily Charlotte Lennox (age 20) were married. He the son of Augustus Berkeley 4th Earl Berkeley 1715-1755 and Elizabeth Drax Countess Berkeley and Nugent (age 64). They were second cousins. He a great x 2 grandson of King Charles II of England Scotland and Ireland. She a great x 2 granddaughter of King Charles II of England Scotland and Ireland. 
On 18 Jun 1795 Mary Caroline Berkeley Duchess Grafton was born to George Cranfield Berkeley (age 41) and Emily Charlotte Lennox (age 31). She a great x 3 granddaughter of King Charles II of England Scotland and Ireland. Coefficient of inbreeding 1.58%.
On 24 May 1810 William Oglander 6th Baronet (age 41) and [her future sister-in-law] Mary Anne Fitzroy Lady Oglander (age 25) were married at St George's Church, Hanover Square. She by marriage Lady Oglander of Nunwell in Hampshire. She the daughter of George Henry Fitzroy 4th Duke Grafton (age 50) and Charlotte Maria Waldegrave. She a great x 3 granddaughter of King James II of England Scotland and Ireland. 
On 20 Jun 1812 Henry Fitzroy 5th Duke Grafton (age 22) and Mary Caroline Berkeley Duchess Grafton (age 17) were married at Lisbon. He the son of George Henry Fitzroy 4th Duke Grafton (age 52) and Charlotte Maria Waldegrave. He a great x 3 grandson of King James II of England Scotland and Ireland. She a great x 3 granddaughter of King Charles II of England Scotland and Ireland.
Before 08 Feb 1815 John Henry Smyth (age 34) and [her sister-in-law] Elizabeth Anne Fitzroy (age 27) were married. She the daughter of George Henry Fitzroy 4th Duke Grafton (age 55) and Charlotte Maria Waldegrave. They were first cousins. He a great x 4 grandson of King Charles II of England Scotland and Ireland. She a great x 3 granddaughter of King James II of England Scotland and Ireland.
On 25 Jan 1817 [her daughter] Mary Elizabeth Emily Fitzroy was born to [her husband] Henry Fitzroy 5th Duke Grafton (age 26) and Mary Caroline Berkeley Duchess Grafton (age 21).
In 1818 [her daughter] Maria Louise Fitzroy Baroness Penrhyn was born to [her husband] Henry Fitzroy 5th Duke Grafton (age 27) and Mary Caroline Berkeley Duchess Grafton (age 22).
On 25 Feb 1818 [her father] George Cranfield Berkeley (age 64) died.
On 05 Aug 1819 [her son] William Henry Fitzroy 6th Duke Grafton 1819-1882 was born to [her husband] Henry Fitzroy 5th Duke Grafton (age 29) and Mary Caroline Berkeley Duchess Grafton (age 24).
On 22 Jun 1821 [her son] Augustus Charles Lennox Fitzroy 7th Duke Grafton 1821-1918 was born to [her husband] Henry Fitzroy 5th Duke Grafton (age 31) and Mary Caroline Berkeley Duchess Grafton (age 26).
In 1823 [her son] Frederick John Fitzroy was born to [her husband] Henry Fitzroy 5th Duke Grafton (age 32) and Mary Caroline Berkeley Duchess Grafton (age 27).
On 25 Oct 1825 [her brother-in-law] Charles Fitzroy (age 34) and Anne Cavendish (age 37) were married. She the daughter of George Augustus Henry Cavendish 1st Earl Burlington 1754-1834 (age 71) and Elizabeth Compton Countess Burlington 1760-1835 (age 65). He the son of George Henry Fitzroy 4th Duke Grafton (age 65) and Charlotte Maria Waldegrave. They were fourth cousins. He a great x 3 grandson of King James II of England Scotland and Ireland. 
On 19 Oct 1832 [her mother] Emily Charlotte Lennox (age 68) died.
On 28 Sep 1844 [her father-in-law] George Henry Fitzroy 4th Duke Grafton (age 84) died. His son [her husband] Henry Fitzroy 5th Duke Grafton (age 54) succeeded 5th Duke Grafton, 5th Earl Euston, 5th Viscount Ipswich, 5th Baron Sudbury, 6th Earl Arlington, 6th Viscount Thetford, 6th Baron Arlington of Arlington in Middlesex and 6th Baron Arlington of Arlington in Middlesex. Mary Caroline Berkeley Duchess Grafton (age 49) by marriage Duchess Grafton.
In 1846 [her son-in-law] Edward Gordon Douglas Pennant 1st Baron Penrhyn (age 45) and [her daughter] Maria Louise Fitzroy Baroness Penrhyn (age 28) were married. They had eight daughters. She the daughter of Henry Fitzroy 5th Duke Grafton (age 55) and Mary Caroline Berkeley Duchess Grafton 1795-1873 (age 50). She a great x 4 granddaughter of King James II of England Scotland and Ireland.
On 09 Jun 1847 [her son] Augustus Charles Lennox Fitzroy 7th Duke Grafton 1821-1918 (age 25) and [her daughter-in-law] Anne Balfour (age 22) were married. He the son of Henry Fitzroy 5th Duke Grafton (age 57) and Mary Caroline Berkeley Duchess Grafton 1795-1873 (age 51). He a great x 4 grandson of King James II of England Scotland and Ireland.
In 1855 [her sister-in-law] Mary Anne Fitzroy Lady Oglander (age 70) died.
On 10 Feb 1858 [her son] William Henry Fitzroy 6th Duke Grafton 1819-1882 (age 38) and [her daughter-in-law] Marie Anne Louise Baring Duchess Grafton 1833-1928 (age 25) were married. He the son of Henry Fitzroy 5th Duke Grafton (age 68) and Mary Caroline Berkeley Duchess Grafton 1795-1873 (age 62). He a great x 4 grandson of King James II of England Scotland and Ireland.
On 26 Mar 1863 [her husband] Henry Fitzroy 5th Duke Grafton (age 73) died at Wakefield Lodge, Pottersbury. His son [her son] William Henry Fitzroy 6th Duke Grafton 1819-1882 (age 43) succeeded 6th Duke Grafton, 6th Earl Euston, 6th Viscount Ipswich, 6th Baron Sudbury, 7th Earl Arlington, 7th Viscount Thetford, 7th Baron Arlington of Arlington in Middlesex and 7th Baron Arlington of Arlington in Middlesex. [her daughter-in-law] Marie Anne Louise Baring Duchess Grafton 1833-1928 (age 30) by marriage Duchess Grafton.
On 17 Jun 1865 [her former brother-in-law] Charles Fitzroy (age 73) died at Hampton Richmond, Surrey.
In 1867 [her former sister-in-law] Elizabeth Anne Fitzroy (age 79) died.
On 10 Sep 1873 Mary Caroline Berkeley Duchess Grafton (age 78) died.
Paternal Family Tree: Berkeley
Maternal Family Tree: Maria Susanne Luise von Degenfeld 1634-1677
Descendants Family Trees:
Kings Wessex: Great x 22 Grand Daughter of King Edmund "Ironside" I of England
Kings Gwynedd: Great x 19 Grand Daughter of Owain "Great" King Gwynedd 1100-1170
Kings Seisyllwg: Great x 25 Grand Daughter of Hywel "Dda aka Good" King Seisyllwg King Deheubarth
Kings Powys: Great x 20 Grand Daughter of Maredudd ap Bleddyn King Powys 1047-1132
Kings England: Great x 3 Grand Daughter of King Charles II of England Scotland and Ireland
Kings Scotland: Great x 15 Grand Daughter of Robert "The Bruce" I King Scotland
Kings Franks: Great x 18 Grand Daughter of Louis VII King Franks
Kings France: Great x 5 Grand Daughter of Henry IV King France
Great x 4 Grandfather: George Berkeley 8th Baron Berkeley 8 x Great Grand Son of King Edward III of England
Great x 3 Grandfather: George Berkeley 1st Earl Berkeley 7 x Great Grand Son of King Edward III of England
Great x 4 Grandmother: Elizabeth Stanhope Baroness Berkeley
6 x Great Grand Daughter of King Edward III of England
Great x 2 Grandfather: Charles Berkeley 2nd Earl Berkeley 8 x Great Grand Son of King Edward III of England
Great x 4 Grandfather: John Massingberd
Great x 3 Grandmother: Elizabeth Massingberd Couness Berkeley
Great x 1 Grandfather: James Berkeley 3rd Earl Berkeley 1679-1736 9 x Great Grand Son of King Edward III of England
Great x 4 Grandfather: Edward Noel 2nd Viscount Campden
Great x 3 Grandfather: Baptist Noel 3rd Viscount Campden
Great x 4 Grandmother: Juliana Hicks Viscountess Campden
Great x 2 Grandmother: Elizabeth Noel Countess Berkeley 1654-1719
Great x 4 Grandfather: Thomas Wotton 2nd Baron Wotton
Great x 3 Grandmother: Hester Wotton Viscountess Campden
GrandFather: Augustus Berkeley 4th Earl Berkeley 1715-1755 Great Grand Son of King Charles II of England Scotland and Ireland
Great x 4 Grandfather: King Charles I of England, Scotland and Ireland Son of King James I of England and Ireland and VI of Scotland
Great x 3 Grandfather: King Charles II of England Scotland and Ireland Son of King Charles I of England, Scotland and Ireland
Great x 4 Grandmother: Henrietta Maria Bourbon Queen Consort England
7 x Great Grand Daughter of King Edward III of England
Great x 2 Grandfather: Charles Lennox 1st Duke Richmond Son of King Charles II of England Scotland and Ireland
Great x 4 Grandfather: Guillaume de Penancoët Seigneur de Kéroualle
Great x 3 Grandmother: Louise Kéroualle 1st Duchess Portsmouth
Great x 4 Grandmother: Marie de Plœuc
Great x 1 Grandmother: Louisa Lennox Countess Berkeley 1694-1716 Grand Daughter of King Charles II of England Scotland and Ireland
Great x 4 Grandfather: Robert Brudenell 2nd Earl Cardigan
8 x Great Grand Son of King Edward III of England
Great x 3 Grandfather: Francis Brudenell 9 x Great Grand Son of King Edward III of England
Great x 4 Grandmother: Anna Savage Countess Cardigan -1696
8 x Great Grand Daughter of King Edward III of England
Great x 2 Grandmother: Anne Brudenell Duchess Richmond 9 x Great Grand Daughter of King Edward III of England
Great x 4 Grandfather: Thomas Savile 1st Earl of Sussex
7 x Great Grand Son of King Edward III of England
Great x 3 Grandmother: Frances Savile 8 x Great Grand Daughter of King Edward III of England
Great x 4 Grandmother: Anne Villiers Countess Sussex -1665
9 x Great Grand Daughter of King Edward III of England
Father: George Cranfield Berkeley 2 x Great Grand Son of King Charles II of England Scotland and Ireland
Great x 1 Grandfather: Henry Drax
GrandMother: Elizabeth Drax Countess Berkeley and Nugent
Great x 2 Grandfather: Edward Ernle 3rd Baronet
Great x 1 Grandmother: Elizabeth Ernle
Mary Caroline Berkeley Duchess Grafton 1795-1873 3 x Great Grand Daughter of King Charles II of England Scotland and Ireland
Great x 4 Grandfather: King Charles I of England, Scotland and Ireland Son of King James I of England and Ireland and VI of Scotland
Great x 3 Grandfather: King Charles II of England Scotland and Ireland Son of King Charles I of England, Scotland and Ireland
Great x 4 Grandmother: Henrietta Maria Bourbon Queen Consort England 7 x Great Grand Daughter of King Edward III of England
Great x 2 Grandfather: Charles Lennox 1st Duke Richmond Son of King Charles II of England Scotland and Ireland
Great x 4 Grandfather: Guillaume de Penancoët Seigneur de Kéroualle
Great x 3 Grandmother: Louise Kéroualle 1st Duchess Portsmouth
Great x 4 Grandmother: Marie de Plœuc
Great x 1 Grandfather: Charles Lennox 2nd Duke Richmond Grand Son of King Charles II of England Scotland and Ireland
Great x 4 Grandfather: Robert Brudenell 2nd Earl Cardigan 8 x Great Grand Son of King Edward III of England
Great x 3 Grandfather: Francis Brudenell 9 x Great Grand Son of King Edward III of England
Great x 4 Grandmother: Anna Savage Countess Cardigan -1696 8 x Great Grand Daughter of King Edward III of England
Great x 2 Grandmother: Anne Brudenell Duchess Richmond 9 x Great Grand Daughter of King Edward III of England
Great x 4 Grandfather: Thomas Savile 1st Earl of Sussex 7 x Great Grand Son of King Edward III of England
Great x 3 Grandmother: Frances Savile 8 x Great Grand Daughter of King Edward III of England
Great x 4 Grandmother: Anne Villiers Countess Sussex -1665 9 x Great Grand Daughter of King Edward III of England
GrandFather: George Lennox Great Grand Son of King Charles II of England Scotland and Ireland
Great x 4 Grandfather: William Cadogan
Great x 3 Grandfather: Henry Cadogan
Great x 2 Grandfather: William Cadogan 1st Earl Cadogan
Great x 4 Grandfather: Hardress Waller
Great x 3 Grandmother: Bridget Waller
Great x 1 Grandmother: Sarah Cadogan Duchess Richmond 1705-1751
Mother: Emily Charlotte Lennox 2 x Great Grand Daughter of King Charles II of England Scotland and Ireland
Great x 4 Grandfather: Robert Kerr 1st Marquess Lothian 5 x Great Grand Son of King Henry VII of England and Ireland
Great x 3 Grandfather: William Kerr 2nd Marquess Lothian 1661-1722 6 x Great Grand Son of King Henry VII of England and Ireland
Great x 4 Grandmother: Jean Campbell 9 x Great Grand Daughter of King Edward III of England
Great x 2 Grandfather: William Kerr 3rd Marquess Lothian 1690-1767 7 x Great Grand Son of King Henry VII of England and Ireland
Great x 4 Grandfather: Archibald Campbell 9th Earl Argyll 9 x Great Grand Son of King Edward III of England
Great x 3 Grandmother: Jean Campbell Marchioness Lothian 6 x Great Grand Daughter of King Henry VII of England and Ireland
Great x 4 Grandmother: Mary Stewart Countess Argyll 1628-1668
5 x Great Grand Daughter of King Henry VII of England and Ireland
Great x 1 Grandfather: William Henry Kerr 4th Marquess Lothian 1710-1775 8 x Great Grand Son of King Henry VII of England and Ireland
GrandMother: Louisa Kerr 4 x Great Grand Daughter of King James I of England and Ireland and VI of Scotland
Great x 4 Grandfather: Conyers Darcy 2nd Earl Holderness
9 x Great Grand Son of King Edward III of England
Great x 3 Grandfather: John Darcy 10 x Great Grand Son of King Edward III of England
Great x 4 Grandmother: Frances Howard
9 x Great Grand Daughter of King Edward III of England
Great x 2 Grandfather: Robert Darcy 3rd Earl Holderness 1681-1721 11 x Great Grand Son of King Edward III of England
Great x 4 Grandfather: Robert Sutton 1st Baron Lexinton
Great x 3 Grandmother: Bridget Sutton 13 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 4 Grandmother: Mary St Leger Baroness Lexington
12 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 1 Grandmother: Caroline Darcy Marchioness Lothian 3 x Great Grand Daughter of King James I of England and Ireland and VI of Scotland
Great x 4 Grandfather: Frederick Schomberg 1st Duke Schomberg 8 x Great Grand Son of King Edward III of England
Great x 3 Grandfather: 9 x Great Grand Son of King Edward III of England
Great x 2 Grandmother: Frederica Schomberg Countess Holderness and Fitzwalter 2 x Great Grand Daughter of King James I of England and Ireland and VI of Scotland
Great x 4 Grandfather: Charles Louis Palatinate Simmern
Grand Son of King James I of England and Ireland and VI of Scotland
Great x 3 Grandmother: Karoline von der Pfalz Great Grand Daughter of King James I of England and Ireland and VI of Scotland
Great x 4 Grandmother: Maria Susanne Luise von Degenfeld