On 31 Dec 1716 [his father] James Fitz James 2nd Duke Berwick 1696-1738 (age 20) and [his mother] (age 26) were married. She the daughter of . He the son of James Fitzjames 1st Duke Berwick (age 46) and Honora Burke Duchess Berwick 1674-1698. He a grandson of King James II of England Scotland and Ireland. 
On 28 Dec 1718 James Fitz James 3rd Duke Berwick 10th Duke Veragua was born to James Fitz James 2nd Duke Berwick 1696-1738 (age 22) and (age 28) at Alba de Tormes. He a great grandson of King James II of England Scotland and Ireland.
In 1733 [his uncle] died. His sister [his mother] (age 42) succeeded 9th Duchess Veragua.
On 12 Jun 1734 [his grandfather] James Fitzjames 1st Duke Berwick (age 63) died. His son [his father] James Fitz James 2nd Duke Berwick 1696-1738 (age 37) succeeded 2nd Duke Berwick. [his mother] (age 43) by marriage Duchess Berwick.
On 02 Jun 1738 [his father] James Fitz James 2nd Duke Berwick 1696-1738 (age 41) died at Naples. His son James Fitz James 3rd Duke Berwick 10th Duke Veragua (age 19) succeeded 3rd Duke Berwick.
On 26 Jul 1738 James Fitz James 3rd Duke Berwick 10th Duke Veragua (age 19) and (age 22) were married. She by marriage Duchess Berwick. He the son of James Fitz James 2nd Duke Berwick 1696-1738 and (age 48). He a great grandson of King James II of England Scotland and Ireland.
On 03 Oct 1739 [his mother] (age 49) died. Her son James Fitz James 3rd Duke Berwick 10th Duke Veragua (age 20) succeeded 10th Duke Veragua. [his wife] (age 23) by marriage Duchess Veragua.
On 25 Mar 1752 [his son] Carlos Fitz James Stuart 10th Duke Veragua 4th Duke Berwick 1752-1787 was born to James Fitz James 3rd Duke Berwick 10th Duke Veragua (age 33) and [his wife] (age 35) at Llíria. He a great x 2 grandson of King James II of England Scotland and Ireland.
On 09 Oct 1771 [his son] Carlos Fitz James Stuart 10th Duke Veragua 4th Duke Berwick 1752-1787 (age 19) and [his daughter-in-law] (age 16) were married. She by marriage Duchess Veragua, Duchess of Liria, Duchess of Jérica, Duchess Berwick. He the son of James Fitz James 3rd Duke Berwick 10th Duke Veragua 1718-1785 (age 52) and (age 55). He a great x 2 grandson of King James II of England Scotland and Ireland.
On 30 Sep 1785 James Fitz James 3rd Duke Berwick 10th Duke Veragua (age 66) died at Valencia. His son [his son] Carlos Fitz James Stuart 10th Duke Veragua 4th Duke Berwick 1752-1787 (age 33) succeeded 10th Duke Veragua, 4th Duke of Liria, 4th Duke of Jérica, 4th Duke Berwick. [his daughter-in-law] (age 30).
Paternal Family Tree: Stewart
Descendants Family Trees:
Kings Wessex: Great x 20 Grand Son of King Edmund "Ironside" I of England
Kings Gwynedd: Great x 17 Grand Son of Owain "Great" King Gwynedd 1100-1170
Kings Seisyllwg: Great x 23 Grand Son of Hywel "Dda aka Good" King Seisyllwg King Deheubarth
Kings Powys: Great x 18 Grand Son of Maredudd ap Bleddyn King Powys 1047-1132
Kings England: Great Grand Son of King James II of England Scotland and Ireland
Kings Scotland: Great x 13 Grand Son of Robert "The Bruce" I King Scotland
Kings Franks: Great x 16 Grand Son of Louis VII King Franks
Kings France: Great x 3 Grand Son of Henry IV King France
Great x 4 Grandfather: Henry "Lord Darnley" Stewart
Great Grand Son of King Henry VII of England and Ireland
Great x 3 Grandfather: King James I of England and Ireland and VI of Scotland 2 x Great Grand Son of King Henry VII of England and Ireland
Great x 4 Grandmother: Mary Queen of Scots
Great Grand Daughter of King Henry VII of England and Ireland
Great x 2 Grandfather: King Charles I of England, Scotland and Ireland Son of King James I of England and Ireland and VI of Scotland
Great x 4 Grandfather: Frederick II King Denmark 1534-1588
11 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 3 Grandmother: Anne of Denmark Queen Consort Scotland England and Ireland 12 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Sophie Mecklenburg-Schwerin Queen Consort Denmark 1557-1631 12 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 1 Grandfather: King James II of England Scotland and Ireland Son of King Charles I of England, Scotland and Ireland
Great x 4 Grandfather: Antoine King Navarre 1518-1562
6 x Great Grand Son of King Edward III of England
Great x 3 Grandfather: Henry IV King France 7 x Great Grand Son of King Edward III of England
Great x 4 Grandmother: Jeanne Albret III Queen Navarre 1528-1572 8 x Great Grand Daughter of King Henry III of England
Great x 2 Grandmother: Henrietta Maria Bourbon Queen Consort England 7 x Great Grand Daughter of King Edward III of England
Great x 4 Grandfather: Francesco I de Medici Grand Duke of Tuscany
Great x 3 Grandmother: Marie de Medici Queen Consort France 6 x Great Grand Daughter of King Edward III of England
Great x 4 Grandmother: Joanna of Austria Grand Duchess Tuscany 5 x Great Grand Daughter of King Edward III of England
GrandFather: James Fitzjames 1st Duke Berwick Son of King James II of England Scotland and Ireland
Great x 2 Grandfather: Winston Churchill
Great x 1 Grandmother: Arabella Churchill 14 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 4 Grandfather: John Drake
Great x 3 Grandfather: John Drake
Great x 2 Grandmother: Elizabeth Drake 13 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 4 Grandfather: John Boteler 1st Baron Boteler 11 x Great Grand Son of King Edward "Longshanks" I of England
Great x 3 Grandmother: Helen Boteler 12 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 4 Grandmother: Elizabeth Villiers Baroness Boteler Brantfield
Father: James Fitz James 2nd Duke Berwick 1696-1738 Grand Son of King James II of England Scotland and Ireland
Great x 4 Grandfather: Ulick na "gCeann aka of the Heads" Burke 1st Earl Clanricarde -1544
Great x 3 Grandfather: Richard Burke 2nd Earl Clanricarde -1582
Great x 2 Grandfather: Ulrick Burke 3rd Earl Clanricarde -1601
Great x 1 Grandfather: William Burke 7th Earl Clanricarde -1687
GrandMother: Honora Burke Duchess Berwick 1674-1698
James Fitz James 3rd Duke Berwick 10th Duke Veragua 1718-1785 Great Grand Son of King James II of England Scotland and Ireland