On 29 Oct 1726 [her father] Henry Pelham (age 32) and [her mother] Catherine Manners were married. She the daughter of John Manners 2nd Duke Rutland and Catherine Russell Duchess Rutland 1676-1711. They were fourth cousins.
In 1727 Catherine Pelham Duchess Newcastle under Lyne was born to Henry Pelham (age 32) and Catherine Manners.
In 1730 George Clinton 8th Earl Lincoln 1718-1730 (age 12) died. His brother [her future husband] Henry Fiennes Pelham-Clinton 2nd Duke Newcastle-under-Lyme (age 9) succeeded 9th Earl Lincoln.
On 17 Oct 1744 Henry Fiennes Pelham-Clinton 2nd Duke Newcastle-under-Lyme (age 24) and Catherine Pelham Duchess Newcastle under Lyne (age 17) were married. She by marriage Countess Lincoln. He the son of Henry Clinton 7th Earl Lincoln 1684-1728 and Lucy Pelham Countess Lincoln -1736. They were first cousins.
On 26 Nov 1745 [her son] George Pelham-Clinton was born to [her husband] Henry Fiennes Pelham-Clinton 2nd Duke Newcastle-under-Lyme (age 25) and Catherine Pelham Duchess Newcastle under Lyne (age 18). Coefficient of inbreeding 6.31%.
On 05 Nov 1750 [her son] Henry Fiennes Pelham-Clinton was born to [her husband] Henry Fiennes Pelham-Clinton 2nd Duke Newcastle-under-Lyme (age 30) and Catherine Pelham Duchess Newcastle under Lyne (age 23). Coefficient of inbreeding 6.31%.
On 01 Jul 1752 [her son] Thomas Pelham-Clinton 3rd Duke Newcastle-under-Lyme 1752-1795 was born to [her husband] Henry Fiennes Pelham-Clinton 2nd Duke Newcastle-under-Lyme (age 32) and Catherine Pelham Duchess Newcastle under Lyne (age 25). Coefficient of inbreeding 6.31%.
On 19 Aug 1752 [her son] George Pelham-Clinton (age 6) died.
On 06 Mar 1754 [her father] Henry Pelham (age 59) died. He was buried in the Pelham family vault at All Saint's Church, Laughton.
On 17 Nov 1756 [her uncle] Thomas Pelham Holles 1st Duke Newcastle-under-Lyme (age 63) was created 1st Duke Newcastle under Lyme with a special remainder to his nephew by marriage [her husband] Henry Fiennes Pelham-Clinton 2nd Duke Newcastle-under-Lyme (age 36) husband of his niece Catherine Pelham Duchess Newcastle under Lyne (age 29).
In 1760 Catherine Pelham Duchess Newcastle under Lyne (age 33) died.
On 17 Nov 1768 [her uncle] Thomas Pelham Holles 1st Duke Newcastle-under-Lyme (age 75) died without issue. He was buried in the Pelham family vault at All Saint's Church, Laughton.
Duke Newcastle upon Tyne, Marquess Clare, Earl Clare, Viscount Haughton and Baron Pelham of Laughton extinct.
[her former husband] Henry Fiennes Pelham-Clinton 2nd Duke Newcastle-under-Lyme (age 48) succeeded 2nd Duke Newcastle under Lyme. Catherine Pelham Duchess Newcastle under Lyne by marriage Duchess Newcastle under Lyme.
Thomas Pelham 1st Earl Chichester (age 40) succeeded 2nd Baron Pelham of Stanmer in Sussex and 6th Baronet Pelham of Laughton.
On 22 Feb 1794 [her former husband] Henry Fiennes Pelham-Clinton 2nd Duke Newcastle-under-Lyme (age 73) died. His son [her son] Thomas Pelham-Clinton 3rd Duke Newcastle-under-Lyme 1752-1795 (age 41) succeeded 3rd Duke Newcastle under Lyme, 10th Earl Lincoln. Anna Maria Stanhope Countess Lincoln -1834 by marriage Countess Lincoln.
[her son] John Pelham-Clinton was born to Henry Fiennes Pelham-Clinton 2nd Duke Newcastle-under-Lyme and Catherine Pelham Duchess Newcastle under Lyne. Coefficient of inbreeding 6.31%.
Paternal Family Tree: Pelham
Maternal Family Tree: Rachel Massue Countess Southampton 1603-1640
Kings Wessex: Great x 20 Grand Daughter of King Edmund "Ironside" I of England
Kings Gwynedd: Great x 17 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
Kings Powys: Great x 18 Grand Daughter of Maredudd ap Bleddyn King Powys 1047-1132
Kings England: Great x 11 Grand Daughter of King Edward III of England
Kings Scotland: Great x 15 Grand Daughter of Robert "The Bruce" I King Scotland
Kings Franks: Great x 16 Grand Daughter of Louis VII King Franks
Kings France: Great x 13 Grand Daughter of Philip "The Fair" IV King France
Great x 4 Grandfather: Nicholas Pelham 6 x Great Grand Son of King Edward III of England
Great x 3 Grandfather: Thomas Pelham 1st Baronet 7 x Great Grand Son of King Edward III of England
Great x 4 Grandmother: Anne Sackville 7 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 2 Grandfather: Thomas Pelham 2nd Baronet 8 x Great Grand Son of King Edward III of England
Great x 4 Grandfather: Thomas Walsingham
Great x 3 Grandmother: Mary Walsingham Baroness Pelham Laughton 9 x Great Grand Daughter of King Henry III of England
Great x 4 Grandmother: Dorothy Guildford 8 x Great Grand Daughter of King Henry III of England
Great x 1 Grandfather: John Pelham 3rd Baronet 9 x Great Grand Son of King Edward III of England
GrandFather: Thomas Pelham 1st Baron Pelham of Laughton 9 x Great Grand Son of King Edward III of England
Great x 4 Grandfather: Henry Sidney
Great x 3 Grandfather: Robert Sidney 1st Earl of Leicester 9 x Great Grand Son of King Edward "Longshanks" I of England
Great x 4 Grandmother: Mary Dudley 8 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 2 Grandfather: Robert Sidney 2nd Earl of Leicester 10 x Great Grand Son of King Edward "Longshanks" I of England
Great x 1 Grandmother: Lucy Sidney Baroness Pelham Laughton 8 x Great Grand Daughter of King Edward III of England
Great x 4 Grandfather: Henry Percy 8th Earl of Northumberland 5 x Great Grand Son of King Edward III of England
Great x 3 Grandfather: Henry "Wizard Earl" Percy 9th Earl of Northumberland 6 x Great Grand Son of King Edward III of England
Great x 4 Grandmother: Katherine Neville Countess Northumberland 6 x Great Grand Daughter of King Edward III of England
Great x 2 Grandmother: Dorothy Percy Countess Leicester 1598-1659 7 x Great Grand Daughter of King Edward III of England
Great x 4 Grandfather: Walter Devereux 1st Earl Essex 6 x Great Grand Son of King Edward III of England
Great x 3 Grandmother: Dorothy Devereux Countess Northumberland 7 x Great Grand Daughter of King Edward III of England
Great x 4 Grandmother: Lettice Knollys Countess Essex 6 x Great Grand Daughter of King Edward III of England
Father: Henry Pelham 10 x Great Grand Son of King Edward III of England
Great x 4 Grandfather: Denzil Holles
Great x 3 Grandfather: John Holles 1st Earl de Clare 7 x Great Grand Son of King Edward III of England
Great x 4 Grandmother: Eleanor Sheffield 6 x Great Grand Daughter of King Edward III of England
Great x 2 Grandfather: John Holles 2nd Earl de Clare 1595-1666 7 x Great Grand Son of King Edward III of England
Great x 4 Grandfather: Thomas Stanhope 5 x Great Grand Son of King Edward III of England
Great x 3 Grandmother: Anne Stanhope Countess de Clare 1576-1651 6 x Great Grand Daughter of King Edward III of England
Great x 4 Grandmother: Margaret Port
Great x 1 Grandfather: Gilbert Holles 3rd Earl de Clare 1633-1689 8 x Great Grand Son of King Edward III of England
Great x 4 Grandfather: Geoffrey Vere 6 x Great Grand Son of King Edward "Longshanks" I of England
Great x 3 Grandfather: Horace de Vere 1st Baron Vere 7 x Great Grand Son of King Edward "Longshanks" I of England
Great x 4 Grandmother: Elizabeth Hardkyn
Great x 2 Grandmother: Elizabeth Vere Countess Clare 8 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 4 Grandfather: John Tracy
Great x 3 Grandmother: Mary Tracy Baroness Spencer Tilbury
GrandMother: Grace Holles Baroness Pelham 9 x Great Grand Daughter of King Edward III of England
Great x 4 Grandfather: Henry Pierrepont 10 x Great Grand Son of King John "Lackland" of England
Great x 3 Grandfather: Robert Pierrepont 1st Earl Kingston 9 x Great Grand Son of King Edward "Longshanks" I of England
Great x 4 Grandmother: Frances Cavendish 8 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 2 Grandfather: William Pierrepont of Thoresby 8 x Great Grand Son of King Edward III of England
Great x 4 Grandfather: Henry Talbot 6 x Great Grand Son of King Edward III of England
Great x 3 Grandmother: Gertrude Talbot Baroness Pierrepont Holme Pierrepoint 7 x Great Grand Daughter of King Edward III of England
Great x 4 Grandmother: Elizabeth Rayner
Great x 1 Grandmother: Grace Pierrepont Countess de Clare 1633-1702 9 x Great Grand Daughter of King Edward III of England
Great x 4 Grandfather: John Harries of Cruckton in Shropshire
Great x 3 Grandfather: Thomas Harries aka Harris 1st Baronet
Great x 4 Grandmother: Eleanor Prowde
Great x 2 Grandmother: Elizabeth Harries aka Harris
Great x 4 Grandfather: Roger Gifford Physican
Great x 3 Grandmother: Eleanor Gifford
Catherine Pelham Duchess Newcastle under Lyne 1727-1760 11 x Great Grand Daughter of King Edward III of England
Great x 4 Grandfather: John Manners 5 x Great Grand Son of King Edward III of England
Great x 3 Grandfather: George Manners 6 x Great Grand Son of King Edward III of England
Great x 4 Grandmother: Dorothy Vernon 6 x Great Grand Daughter of King Edward III of England
Great x 2 Grandfather: John Manners 8th Earl of Rutland 7 x Great Grand Son of King Edward III of England
Great x 4 Grandfather: Henry Pierrepont 10 x Great Grand Son of King John "Lackland" of England
Great x 3 Grandmother: Grace Pierrepont 9 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 4 Grandmother: Frances Cavendish 8 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 1 Grandfather: John Manners 1st Duke Rutland 8 x Great Grand Son of King Edward III of England
Great x 4 Grandfather: Edward Montagu 8 x Great Grand Son of King Edward "Longshanks" I of England
Great x 3 Grandfather: Edward Montagu 1st Baron Montagu 9 x Great Grand Son of King Edward "Longshanks" I of England
Great x 4 Grandmother: Elizabeth Harrington
Great x 2 Grandmother: Frances Montagu Countess Rutland 10 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 4 Grandfather: Thomas Cotton
Great x 3 Grandmother: Frances Cotton 12 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Elizabeth Shirley 11 x Great Grand Daughter of King Henry "Curtmantle" II of England
GrandFather: John Manners 2nd Duke Rutland 9 x Great Grand Son of King Edward III of England
Great x 4 Grandfather: Andrew Noel
Great x 3 Grandfather: Edward Noel 2nd Viscount Campden
Great x 4 Grandmother: Mabel Harrington
Great x 2 Grandfather: Baptist Noel 3rd Viscount Campden
Great x 4 Grandfather: Baptist Hicks 1st Viscount Campden
Great x 3 Grandmother: Juliana Hicks Viscountess Campden
Great x 4 Grandmother: Elizabeth May Viscountess Campden
Great x 1 Grandmother: Catherine Noel Duchess Rutland 11 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 4 Grandfather: Robert Bertie 1st Earl Lindsey 8 x Great Grand Son of King Edward "Longshanks" I of England
Great x 3 Grandfather: Montagu Bertie 2nd Earl Lindsey 9 x Great Grand Son of King Edward "Longshanks" I of England
Great x 4 Grandmother: Elizabeth Montagu Countess Lindsey -1654 10 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 2 Grandmother: Elizabeth Bertie Viscountess Campden 10 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 4 Grandfather: William Cockayne
Great x 3 Grandmother: Martha Cockayne Countess Lindsey and Holderness 1605-1641
Mother: Catherine Manners 10 x Great Grand Daughter of King Edward III of England
Great x 4 Grandfather: William Russell 1st Baron Russell 9 x Great Grand Son of King John "Lackland" of England
Great x 3 Grandfather: Francis Russell 4th Earl Bedford 10 x Great Grand Son of King John "Lackland" of England
Great x 4 Grandmother: Elizabeth Long Baroness Russel Thornhaugh
Great x 2 Grandfather: William Russell 1st Duke Bedford 9 x Great Grand Son of King Edward III of England
Great x 4 Grandfather: Giles Brydges 3rd Baron Chandos 7 x Great Grand Son of King Edward III of England
Great x 3 Grandmother: Catherine Brydges Countess Bedford 8 x Great Grand Daughter of King Edward III of England
Great x 4 Grandmother: Anne Clinton 9 x Great Grand Daughter of King Edward "Longshanks" I of England
Great x 1 Grandfather: William Russell 10 x Great Grand Son of King Edward III of England
Great x 4 Grandfather: Thomas Kerr of Ferniehirst 12 x Great Grand Son of King John "Lackland" of England
Great x 3 Grandfather: Robert Carr 1st Earl Somerset 13 x Great Grand Son of King John "Lackland" of England
Great x 2 Grandmother: Anne Carr Countess of Bedford 9 x Great Grand Daughter of King Edward III of England
Great x 4 Grandfather: Thomas Howard 1st Earl Suffolk 7 x Great Grand Son of King Edward III of England
Great x 3 Grandmother: Frances Howard Countess Essex and Somerset 8 x Great Grand Daughter of King Edward III of England
Great x 4 Grandmother: Catherine Knyvet Countess Suffolk 9 x Great Grand Daughter of King Edward "Longshanks" I of England
GrandMother: Catherine Russell Duchess Rutland 1676-1711 9 x Great Grand Daughter of Henry IV King England
Great x 4 Grandfather: Henry Wriothesley 2nd Earl of Southampton
Great x 3 Grandfather: Henry Wriothesley 3rd Earl of Southampton 7 x Great Grand Son of King Edward III of England
Great x 4 Grandmother: Mary Browne Countess Southampton 6 x Great Grand Daughter of King Edward III of England
Great x 2 Grandfather: Thomas Wriothesley 4th Earl of Southampton 2nd Earl Chichester 7 x Great Grand Son of Henry IV King England
Great x 4 Grandfather: John Vernon 5 x Great Grand Son of Henry IV King England
Great x 3 Grandmother: Elizabeth Vernon Countess Southampton 1572-1655 6 x Great Grand Daughter of Henry IV King England
Great x 1 Grandmother: Rachel Wriothesley 8 x Great Grand Daughter of Henry IV King England