On 07 Jan 1835 [his father] Montagu Bertie 6th Earl of Abingdon 1808-1884 (age 26) and [his mother] Elizabeth Lavinia Harcourt Countess Abingdon -1858 were married at Nuneham Courtenay, Oxfordshire. He the son of Montagu Bertie 5th Earl of Abingdon 1784-1854 (age 50).
On 13 May 1836 Montagu Arthur Bertie 7th Earl Abingdon was born to Montagu Bertie 6th Earl of Abingdon 1808-1884 (age 27) and Elizabeth Lavinia Harcourt Countess Abingdon -1858.
On 16 Oct 1854 [his grandfather] Montagu Bertie 5th Earl of Abingdon 1784-1854 (age 70) died. His son [his father] Montagu Bertie 6th Earl of Abingdon 1808-1884 (age 46) succeeded 6th Earl Abingdon. [his mother] Elizabeth Lavinia Harcourt Countess Abingdon -1858 by marriage Countess Abingdon.
In 1858 [his mother] Elizabeth Lavinia Harcourt Countess Abingdon -1858 died.
On 10 Jul 1858 Montagu Arthur Bertie 7th Earl Abingdon (age 22) and Caroline Theresa Towneley (age 20) were married. He the son of Montagu Bertie 6th Earl of Abingdon 1808-1884 (age 50) and Elizabeth Lavinia Harcourt Countess Abingdon -1858. She a great x 5 granddaughter of King Charles II of England Scotland and Ireland.
On 11 Aug 1859 [his daughter] Mary Caroline Bertie Viscountess Fitzalan Derwent Derby was born to Montagu Arthur Bertie 7th Earl Abingdon (age 23) and [his wife] Caroline Theresa Towneley (age 21).
On 03 Oct 1860 [his son] Montagu Charles Francis Bertie was born to Montagu Arthur Bertie 7th Earl Abingdon (age 24) and [his wife] Caroline Theresa Towneley (age 22).
On 02 Mar 1865 [his daughter] Alice Josephine Bertie was born to Montagu Arthur Bertie 7th Earl Abingdon (age 28) and [his wife] Caroline Theresa Towneley (age 27).
In 1873 [his wife] Caroline Theresa Towneley (age 35) died.
On 22 Jul 1873 [his son] Cecil Josephine Bertie was born to Montagu Arthur Bertie 7th Earl Abingdon (age 37) and [his former wife] Caroline Theresa Towneley.
On 05 Aug 1879 [his son-in-law] Edmund Bernard Fitzalan Howard 1st Viscount Fitzalan Derwent Derby (age 24) and [his daughter] Mary Caroline Bertie Viscountess Fitzalan Derwent Derby (age 19) were married. She the daughter of Montagu Arthur Bertie 7th Earl of Abingdon 1836-1928 (age 43) and Caroline Theresa Towneley. He the son of Henry Granville Fitzalan 14th Duke of Norfolk 1815-1860 and (age 58). They were half second cousin once removed.
On 16 Oct 1883 Montagu Arthur Bertie 7th Earl Abingdon (age 47) and Gwendoline Mary Dormer (age 18) were married. The difference in their ages was 28 years. He the son of Montagu Bertie 6th Earl of Abingdon 1808-1884 (age 75) and Elizabeth Lavinia Harcourt Countess Abingdon -1858.
On 08 Feb 1884 [his father] Montagu Bertie 6th Earl of Abingdon 1808-1884 (age 75) died. His son Montagu Arthur Bertie 7th Earl Abingdon (age 47) succeeded 7th Earl Abingdon.
On 25 Jul 1885 [his son] Montagu Charles Francis Bertie (age 24) and [his daughter-in-law] Rose Riversdale Glyn (age 25) were married. He the son of Montagu Arthur Bertie 7th Earl of Abingdon 1836-1928 (age 49) and Caroline Theresa Towneley.
On 29 Sep 1886 [his son] Arthur Michael Cosmo Bertie was born to Montagu Arthur Bertie 7th Earl Abingdon (age 50) and [his wife] Gwendoline Mary Dormer (age 21).
Before 22 Jan 1892 Alexander Francis Charles Gordon-Lennox (age 66) and [his former sister-in-law] Emily Towneley (age 57) were married. He the son of Charles Gordon-Lennox 5th Duke Richmond 1791-1860 and Caroline Paget Duchess Richmond 1796-1874. He a great x 4 grandson of King Charles II of England Scotland and Ireland. She a great x 5 granddaughter of King Charles II of England Scotland and Ireland. 
On 31 Dec 1892 [his former sister-in-law] Emily Towneley (age 57) died.
On 12 Mar 1895 [his daughter] Elizabeth Constance Mary Bertie was born to Montagu Arthur Bertie 7th Earl Abingdon (age 58) and [his wife] Gwendoline Mary Dormer (age 30).
On 03 Oct 1895 [his son] Cecil Josephine Bertie (age 22) died.
On 16 Aug 1897 [his brother-in-law] Roland Dormer 13th Baron Dormer (age 34) and Marie Hanem Eywaz Baroness Dormer were married.
On 22 Dec 1900 John Baptist Dormer 12th Baron Dormer (age 70) died. His nephew [his brother-in-law] Roland Dormer 13th Baron Dormer (age 38) succeeded 13th Baron Dormer of Wyng in Buckinghamshire, 13th Baronet Dormer of Wyng in Buckinghamshire. Marie Hanem Eywaz Baroness Dormer by marriage Baroness Dormer of Wyng in Buckinghamshire.
On 22 Sep 1901 [his son] James Willoughby Bertie was born to Montagu Arthur Bertie 7th Earl Abingdon (age 65) and [his wife] Gwendoline Mary Dormer (age 36).
On 17 Feb 1903 [his brother-in-law] Charles Joseph Thaddeus Dormer 14th Baron Dormer (age 38) and Caroline May Clifford Baroness Dormer were married.
On 08 Aug 1908 [his son-in-law] John Strange "Jack" Spencer-Churchill (age 28) and [his daughter] Gwendoline Theresa Mary "Goonie" Bertie were married at Oxford, Oxfordshire [Map]. She the daughter of Montagu Arthur Bertie 7th Earl of Abingdon 1836-1928 (age 72) and Gwendoline Mary Dormer (age 43).
On 12 Apr 1914 [his son-in-law] Sigismund William Joseph Trafford (age 31) and [his daughter] Elizabeth Constance Mary Bertie (age 19) were married. She the daughter of Montagu Arthur Bertie 7th Earl of Abingdon 1836-1928 (age 77) and Gwendoline Mary Dormer (age 49).
On 24 Sep 1919 [his son] Montagu Charles Francis Bertie (age 58) died.
On 09 Feb 1920 [his brother-in-law] Roland Dormer 13th Baron Dormer (age 57) died. His brother [his brother-in-law] Charles Joseph Thaddeus Dormer 14th Baron Dormer (age 55) succeeded 14th Baron Dormer of Wyng in Buckinghamshire, 14th Baronet Dormer of Wyng in Buckinghamshire. Caroline May Clifford Baroness Dormer by marriage Baroness Dormer of Wyng in Buckinghamshire.
On 04 May 1922 [his brother-in-law] Charles Joseph Thaddeus Dormer 14th Baron Dormer (age 58) died. His son Charles Walter James Dormer 15th Baron Dormer (age 18) succeeded 15th Baron Dormer of Wyng in Buckinghamshire, 15th Baronet Dormer of Wyng in Buckinghamshire.
On 10 Mar 1928 Montagu Arthur Bertie 7th Earl Abingdon (age 91) died. His grandson Montagu Henry Edmund Cecil Towneley Bertie 8th Earl of Abingdon 13th Earl Lindsey 1887-1963 (age 40) succeeded 8th Earl Abingdon.
In 1942 [his former wife] Gwendoline Mary Dormer (age 77) died.
[his daughter] Gwendoline Theresa Mary "Goonie" Bertie was born to Montagu Arthur Bertie 7th Earl Abingdon and Gwendoline Mary Dormer.
Kings Wessex: Great x 23 Grand Son of King Edmund "Ironside" I of England
Kings Gwynedd: Great x 20 Grand Son of Owain "Great" King Gwynedd 1100-1170
Kings Seisyllwg: Great x 26 Grand Son of Hywel "Dda aka Good" King Seisyllwg King Deheubarth
Kings Powys: Great x 21 Grand Son of Maredudd ap Bleddyn King Powys 1047-1132
Kings England: Great x 11 Grand Son of King Henry VII of England and Ireland
Kings Scotland: Great x 19 Grand Son of Robert "The Bruce" I King Scotland
Kings Franks: Great x 20 Grand Son of Louis VII King Franks
Kings France: Great x 14 Grand Son of Charles "Beloved Mad" VI King France
Great x 4 Grandfather: James Bertie 1st Earl of Abingdon 10 x Great Grand Son of King Edward III of England
Great x 3 Grandfather: James Bertie 11 x Great Grand Son of King Edward III of England
Great x 4 Grandmother: Eleanor Lee Countess Abingdon -1691 11 x Great Grand Daughter of King Edward III of England
Great x 2 Grandfather: Willoughby Bertie 3rd Earl of Abingdon 1692-1760 10 x Great Grand Son of King Edward III of England
Great x 4 Grandfather: William Willoughby 6th Baron Willoughby of Parham
8 x Great Grand Son of King Edward III of England
Great x 3 Grandmother: Elizabeth Willoughby 9 x Great Grand Daughter of King Edward III of England
Great x 4 Grandmother: Anne Carey Baroness Willoughby Parham
Great x 1 Grandfather: Willoughby Bertie 4th Earl of Abingdon 1740-1799 11 x Great Grand Son of King Edward III of England
GrandFather: Montagu Bertie 5th Earl of Abingdon 1784-1854 12 x Great Grand Son of King Edward III of England
Great x 2 Grandfather: Admiral Peter Warren
Great x 1 Grandmother: Charlotte Warren
Father: Montagu Bertie 6th Earl of Abingdon 1808-1884 13 x Great Grand Son of King Edward III of England
Montagu Arthur Bertie 7th Earl of Abingdon 1836-1928 11 x Great Grand Son of King Henry VII of England and Ireland
Great x 4 Grandfather: George Vernon
8 x Great Grand Son of Henry IV King England
Great x 3 Grandfather: Henry Vernon 9 x Great Grand Son of Henry IV King England
Great x 4 Grandmother: Catherine Vernon 9 x Great Grand Daughter of Henry IV King England
Great x 2 Grandfather: George Venables-Vernon 1st Baron Vernon 10 x Great Grand Son of Henry IV King England
Great x 4 Grandfather: Thomas Pigot of Chetwynd in Shropshire
Great x 3 Grandmother: Anne Pigot
Great x 1 Grandfather: Archbishop Edward Venables-Vernon-Harcourt 11 x Great Grand Son of Henry IV King England
Great x 4 Grandfather: Simon Harcourt 1st Viscount Harcourt 15 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 3 Grandfather: Simon Harcourt 16 x Great Grand Son of King Henry "Curtmantle" II of England
Great x 2 Grandmother: Martha Harcourt Baroness Vernon of Kinderton 17 x Great Grand Daughter of King Henry "Curtmantle" II of England
Great x 4 Grandfather: John The Younger Evelyn
Great x 3 Grandmother: Elizabeth Evelyn
GrandFather: George Harcourt 9 x Great Grand Son of King Henry VII of England and Ireland
Great x 4 Grandfather: John Leveson-Gower 1st Baron Gower
Great x 3 Grandfather: John Leveson-Gower 1st Earl Gower 10 x Great Grand Son of King Edward III of England
Great x 4 Grandmother: Catherine Manners Baroness Gower
9 x Great Grand Daughter of King Edward III of England
Great x 2 Grandfather: Granville Leveson-Gower 1st Marquess Stafford 10 x Great Grand Son of King Edward III of England
Great x 4 Grandfather: Evelyn Pierrepont 1st Duke Kingston upon Hull
10 x Great Grand Son of King Edward III of England
Great x 3 Grandmother: Evelyn Pierrepont Baroness Gower 9 x Great Grand Daughter of King Edward III of England
Great x 4 Grandmother: Mary Fielding Countess Kingston upon Hull 1668-1697
8 x Great Grand Daughter of King Edward III of England
Great x 1 Grandmother: Anne Leveson-Gower 8 x Great Grand Daughter of King Henry VII of England and Ireland
Great x 4 Grandfather: John Egerton 3rd Earl Bridgewater 1646-1701
5 x Great Grand Son of King Henry VII of England and Ireland
Great x 3 Grandfather: Scroop Egerton 1st Duke Bridgewater 6 x Great Grand Son of King Henry VII of England and Ireland
Great x 4 Grandmother: Jane Paulet Countess Bridgewater 1656-1716
9 x Great Grand Daughter of King Edward III of England
Great x 2 Grandmother: Louisa Egerton Countess Gower 1723-1761 7 x Great Grand Daughter of King Henry VII of England and Ireland
Great x 4 Grandfather: Wriothesley Russell 2nd Duke Bedford 1680-1711
9 x Great Grand Son of Henry IV King England
Great x 3 Grandmother: Rachel Russell Duchess Bridgewater 10 x Great Grand Daughter of Henry IV King England
Mother: Elizabeth Lavinia Harcourt Countess Abingdon -1858 10 x Great Grand Daughter of King Henry VII of England and Ireland
Great x 4 Grandfather: George Bingham 4th Baronet
Great x 3 Grandfather: John Bingham 5th Baronet
Great x 2 Grandfather: Charles Bingham 1st Earl Lucan
Great x 4 Grandfather: Agmondisham Vesey
Great x 3 Grandmother: Anne Vesey Lady Bingham
Great x 1 Grandfather: Richard Bingham 2nd Earl Lucan
GrandMother: Elizabeth Bingham 14 x Great Grand Daughter of King Edward III of England
Great x 4 Grandfather: Thomas Belasyse 3rd Viscount Fauconberg
10 x Great Grand Son of King Edward III of England
Great x 3 Grandfather: Thomas Belasyse 1st Earl Fauconberg 11 x Great Grand Son of King Edward III of England
Great x 4 Grandmother: Bridget Gage Viscountess Fauconberg 12 x Great Grand Daughter of King Edward III of England
Great x 2 Grandfather: Henry Belasyse 2nd Earl Fauconberg 12 x Great Grand Son of King Edward III of England
Great x 1 Grandmother: Elizabeth Belasyse Duchess Norfolk 13 x Great Grand Daughter of King Edward III of England
Great x 4 Grandfather: Matthew Lamb of Southwell in Nottinghamshire
Great x 3 Grandfather: Matthew Lamb 1st Baronet
Great x 2 Grandmother: Charlotte Lamb Countess Fauconberg 1743-1790
Great x 4 Grandfather: Thomas Coke
Great x 3 Grandmother: Charlotte Coke