On 30 Oct 1840 [his father] Jacob Pleydell-Bouverie 4th Earl Radnor 1815-1889 (age 25) and [his mother] Mary Augusta Frederica Grimston Countess Radnor (age 19) were married. She the daughter of James Walter Grimston 1st Earl Verulam (age 65) and Charlotte Jenkinson Countess Verulam. He the son of William Pleydell-Bouverie 3rd Earl Radnor (age 61) and Judith St John-Mildmay Countess Radnor (age 50).
On 19 Jun 1841 William Pleydell-Bouverie 5th Earl Radnor was born to Jacob Pleydell-Bouverie 4th Earl Radnor 1815-1889 (age 25) and Mary Augusta Frederica Grimston Countess Radnor (age 19).
On 19 Jun 1866 William Pleydell-Bouverie 5th Earl Radnor (age 25) and Helen Matilda Chaplin Countess Radnor (age 20) were married. He the son of Jacob Pleydell-Bouverie 4th Earl Radnor 1815-1889 (age 50) and Mary Augusta Frederica Grimston Countess Radnor (age 44).
On 19 Mar 1867 [his daughter] Helen Pleydell-Bouverie was born to William Pleydell-Bouverie 5th Earl Radnor (age 25) and [his wife] Helen Matilda Chaplin Countess Radnor (age 20).
On 08 Jul 1868 [his son] Jacob Pleydell-Bouverie 6th Earl Radnor 1868-1930 was born to William Pleydell-Bouverie 5th Earl Radnor (age 27) and [his wife] Helen Matilda Chaplin Countess Radnor (age 22).
On 09 Apr 1869 [his grandfather] William Pleydell-Bouverie 3rd Earl Radnor (age 89) died. His son [his father] Jacob Pleydell-Bouverie 4th Earl Radnor 1815-1889 (age 53) succeeded 4th Earl Radnor, 5th Viscount Folkestone, 5th Baron Longford, 7th Baronet Bouverie of St Catherine Cree Church in London. [his mother] Mary Augusta Frederica Grimston Countess Radnor (age 47) by marriage Countess Radnor.
On 16 Sep 1869 [his daughter] Wilma Pleydell-Bouverie Countess Lathom 1869-1931 was born to William Pleydell-Bouverie 5th Earl Radnor (age 28) and [his wife] Helen Matilda Chaplin Countess Radnor (age 23).
On 20 Jan 1870 [his brother-in-law] Cecil Chaplin (age 25) and Emily Cecilia Boyle (age 22) were married.
On 15 Nov 1876 [his brother-in-law] Henry Chaplin 1st Viscount Chaplin (age 35) and Florence Sutherland Leveson-Gower (age 21) were married at Trentham, Staffordshire. She the daughter of George Leveson-Gower 3rd Duke Sutherland 1828-1892 (age 47) and Anne Hay Mackenzie Duchess Sutherland (age 47).
On 18 Jan 1877 [his brother-in-law] Colonel Edward Chaplin (age 34) and Gwendolen Theresa Chetwynd-Talbot (age 19) were married. She the daughter of Charles Chetwynd-Talbot 19th Earl of Shrewsbury 4th Earl Talbot 1830-1877 (age 46) and Anna Theresa Cockerell Countess Shrewsbury and Waterford 1836-1912 (age 40).
On 30 Oct 1877 [his daughter] Helen Pleydell-Bouverie (age 10) died.
On 14 Nov 1877 [his son] Stuart Pleydell-Bouverie was born to William Pleydell-Bouverie 5th Earl Radnor (age 36) and [his wife] Helen Matilda Chaplin Countess Radnor (age 31).
In 1879 [his mother] Mary Augusta Frederica Grimston Countess Radnor (age 57) died.
On 23 Dec 1883 [his brother-in-law] Colonel Edward Chaplin (age 41) died.
Colonel Edward Chaplin: On 28 Mar 1842 he was born to Reverend Henry Chaplin (age 52) and Caroline Horatia Ellice (age 27). On 18 Jan 1877 Colonel Edward Chaplin (age 34) and Gwendolen Theresa Chetwynd-Talbot (age 19) were married. She the daughter of Charles Chetwynd-Talbot 19th Earl of Shrewsbury 4th Earl Talbot 1830-1877 (age 46) and Anna Theresa Cockerell Countess Shrewsbury and Waterford 1836-1912 (age 40).
In 1889 [his son-in-law] Edward George Bootle Wibraham 2nd Earl Lathom 1864-1910 and [his daughter] Wilma Pleydell-Bouverie Countess Lathom 1869-1931 (age 19) were married. She the daughter of William Pleydell-Bouverie 5th Earl Radnor 1841-1900 (age 47) and Helen Matilda Chaplin Countess Radnor (age 42). He the son of Edward Bootle Wibraham 1st Earl Lathom (age 51) and Alice Villiers Countess Lathom 1841-1897 (age 48). They were second cousins.
On 11 Mar 1889 [his father] Jacob Pleydell-Bouverie 4th Earl Radnor 1815-1889 (age 73) died. His son William Pleydell-Bouverie 5th Earl Radnor (age 47) succeeded 5th Earl Radnor, 6th Viscount Folkestone, 6th Baron Longford, 8th Baronet Bouverie of St Catherine Cree Church in London. [his mother] Mary Augusta Frederica Grimston Countess Radnor by marriage Countess Radnor.
On 20 Jan 1891 [his son] Jacob Pleydell-Bouverie 6th Earl Radnor 1868-1930 (age 22) and [his daughter-in-law] Julian Eleanor Adelaide Balfour were married. He the son of William Pleydell-Bouverie 5th Earl Radnor 1841-1900 (age 49) and Helen Matilda Chaplin Countess Radnor (age 44).
On 03 Jun 1900 William Pleydell-Bouverie 5th Earl Radnor (age 58) died. His son [his son] Jacob Pleydell-Bouverie 6th Earl Radnor 1868-1930 (age 31) succeeded 6th Earl Radnor, 7th Viscount Folkestone, 7th Baron Longford, 9th Baronet Bouverie of St Catherine Cree Church in London.
On 11 Sep 1929 [his former wife] Helen Matilda Chaplin Countess Radnor (age 83) died.
Paternal Family Tree: Bouverie
Maternal Family Tree: Charlotte Jenkinson Countess Verulam 1863
Great x 4 Grandfather: William des Bouverie 1st Baronet
Great x 3 Grandfather: Jacob Bouverie 1st Viscount Folkestone
Great x 4 Grandmother: Anne Urry Lady Bouverie
Great x 2 Grandfather: William Pleydell-Bouverie 1st Earl Radnor
Great x 4 Grandfather: Bartholemew Clarke
Great x 3 Grandmother: Mary Clarke
Great x 1 Grandfather: Jacob Pleydell-Bouverie 2nd Earl Radnor
Great x 3 Grandfather: Mark Stuart Pleydell
Great x 2 Grandmother: Harriet Pleydell
GrandFather: William Pleydell-Bouverie 3rd Earl Radnor
Great x 4 Grandfather: Alexander Duncombe of Drayton Bucks
Great x 3 Grandfather: Anthony Duncombe
Great x 2 Grandfather: Anthony Duncombe 1st Baron Feversham
Great x 1 Grandmother: Anne Duncombe Countess Radnor 1758-1829
Great x 4 Grandfather: Thomas Hales 2nd Baronet
Great x 3 Grandfather: Thomas Hales 3rd Baronet
Great x 2 Grandmother: Anne Hales Baroness Feversham Downton
Father: Jacob Pleydell-Bouverie 4th Earl Radnor 1815-1889
Great x 3 Grandfather: Paulet St John 1st Baronet
Great x 2 Grandfather: Henry St John-Mildmay 2nd Baronet
Great x 1 Grandfather: Henry Paulet St John-Mildmay 3rd Baronet
Great x 3 Grandfather: Abraham Tucker of Betchworth Castle
Great x 2 Grandmother: Dorothy Maria Tucker Lady St John Mildmay
GrandMother: Judith St John-Mildmay Countess Radnor
Great x 2 Grandfather: Carew Milday of Shawford House in Hampshire
Great x 1 Grandmother: Jane Mildmay
William Pleydell-Bouverie 5th Earl Radnor 1841-1900
Great x 4 Grandfather: William Luckyn 3rd Baronet
Great x 3 Grandfather: William Grimston 1st Viscount Grimston
Great x 2 Grandfather: James Grimston 2nd Viscount Grimston
Great x 1 Grandfather: James Grimston 3rd Viscount Grimston
GrandFather: James Walter Grimston 1st Earl Verulam
Mother: Mary Augusta Frederica Grimston Countess Radnor
Great x 4 Grandfather: Robert Jenkinson 1st Baronet
Great x 3 Grandfather: Robert Jenkinson 2nd Baronet
Great x 2 Grandfather: Colonel Charles Jenkinson
Great x 1 Grandfather: Charles Jenkinson 1st Earl Liverpool
GrandMother: Charlotte Jenkinson Countess Verulam