Lady Mary Frances Cecil1 
Her married name became Ryder. After her marriage, Lady Mary Frances Cecil was styled as Countess of Harrowby on 19 November 1882.
- [S37] BP2003 volume 1, page 1364. See link for full details for this source. Hereinafter cited as. [S37]
Nicolette Grace Worsley1
- [S8] BP1999 volume 1, page 84. See link for full details for this source. Hereinafter cited as. [S8]
Justine Elizabeth Mary Worsley1
- [S8] BP1999 volume 1, page 84. See link for full details for this source. Hereinafter cited as. [S8]
Susan Juliana Maria Hamilton Dent1 
Her married name became Ryder. After her marriage, Susan Juliana Maria Hamilton Dent was styled as Countess of Harrowby on 26 March 1900.
Children of Susan Juliana Maria Hamilton Dent and Henry Ryder, 4th Earl of Harrowby
- Lady Margaret Susan Ryder2 b. 11 Sep 1860, d. 17 Sep 1932
- Lady Angela Mary Alice Ryder+2 b. 1 Mar 1863, d. 10 Nov 1939
- John Herbert Dudley Ryder, 5th Earl of Harrowby+1 b. 22 Aug 1864, d. 30 Mar 1956
- Hon. Archibald Dudley Ryder+1 b. 26 Jul 1867, d. 19 Jan 1950
- Hon. Edward Alan Dudley Ryder+1 b. 22 Oct 1869, d. 4 Apr 1949
- Lady Constance Susan Euphemia Ryder2 b. 4 Apr 1871, d. 24 Feb 1950
- Lady Adelaide Audrey Ryder2 b. 19 Nov 1875, d. 23 Dec 1956
- Major Hon. Robert Nathaniel Dudley Ryder+2 b. 7 Dec 1882, d. 30 Nov 1917
Villiers Dent1
Child of Villiers Dent
- Susan Juliana Maria Hamilton Dent+1 d. 18 Mar 1913
- [S37] BP2003 volume 2, page 1807. See link for full details for this source. Hereinafter cited as. [S37]
John Herbert Dudley Ryder, 5th Earl of Harrowby1 
He was a partner of Coutts & Company.2 He held the office of Member of Parliament (M.P.) (Conservative) for Gravesend between 1898 and 1900.2 He succeeded as the 5th Earl of Harrowby, co. Lincoln [U.K., 1809] on 11 December 1900.1 He succeeded as the 6th Baron Harrowby, of Harrowby, co. Lincoln [G.B., 1776] on 11 December 1900.1 He succeeded as the 5th Viscount Sandon, of Sandon, co. Stafford [U.K., 1809] on 11 December 1900.1 He held the office of Justice of the Peace (J.P.) for London.2 He gained the rank of Lieutenant in the Staffordshire Yeomanry.2 He gained the rank of Honorary Colonel in the 61st (North Midland) Field Brigade, Royal Artillery, Territorial Army.2 He held the office of Lord-Lieutenant of Staffordshire between 1927 and 1948.2
Children of John Herbert Dudley Ryder, 5th Earl of Harrowby and Hon. Mabel Danvers Smith
- Lady Frances Ryder2 b. 7 Aug 1888
- Mary Alice Ryder2 b. 2 Aug 1889, d. 17 Sep 1889
- Dudley Ryder, 6th Earl of Harrowby+2 b. 11 Oct 1892, d. 7 May 1987
- Alice Margaret Ryder2 b. 26 Nov 1898, d. 18 Apr 1899
Hon. Mabel Danvers Smith1 
Her married name became Ryder. After her marriage, Hon. Mabel Danvers Smith was styled as Countess of Harrowby on 11 December 1900. She was appointed Dame Commander, Order of the British Empire (D.B.E.) in 1919.1
Children of Hon. Mabel Danvers Smith and John Herbert Dudley Ryder, 5th Earl of Harrowby
- Lady Frances Ryder2 b. 7 Aug 1888
- Mary Alice Ryder2 b. 2 Aug 1889, d. 17 Sep 1889
- Dudley Ryder, 6th Earl of Harrowby+1 b. 11 Oct 1892, d. 7 May 1987
- Alice Margaret Ryder2 b. 26 Nov 1898, d. 18 Apr 1899
Emma Andalusia Frere Kennedy1 
From 25 October 1881, her married name became Dawson-Damer. After her marriage, Emma Andalusia Frere Kennedy was styled as Countess of Portarlington on 17 December 1892. From 25 September 1901, her married name became Portman. After her marriage, Emma Andalusia Frere Kennedy was styled as Viscountess Portman of Bryanston on 16 October 1919.
Children of Emma Andalusia Frere Kennedy and Lionel George Henry Seymour Dawson-Damer, 5th Earl of Portarlington
- Lionel George Henry Seymour Dawson-Damer, 6th Earl of Portarlington+1 b. 26 Aug 1883, d. 4 Jul 1959
- Lady Aline Mary Seymour Dawson-Damer+1 b. 18 Oct 1884, d. 12 Sep 1953
- Lady Christian Norah Dawson-Damer+1 b. 7 Aug 1890, d. 29 Mar 1959
- Lieutenant George Seymour Dawson-Damer1 b. 30 Jul 1892, d. 12 Apr 1917
- Lady Moyra Marjorie Dawson-Damer+1 b. 23 Mar 1897, d. 17 Apr 1962
Child of Emma Andalusia Frere Kennedy and Henry Berkeley Portman, 3rd Viscount Portman of Bryanston
- Hon. Selina Luisa Portman1 b. 11 Sep 1903, d. 17 Jul 1945
- [S37] BP2003 volume 3, page 3180. See link for full details for this source. Hereinafter cited as. [S37]
- [S522] Edmund Lodge, compiler, The Peerage and Baronetage of the British Empire, 80th edition (London, U.K.: Kelly’s Directories Ltd, 1911), page 148. Hereinafter cited as Peerage and Baronetage of the British Empire, 80th edition.
- [S37] BP2003. [S37]
John David James Dalrymple, 14th Earl of Stair
He was educated at Harrow School, Harrow, London, England.1 He was educated at Royal Military Academy, Sandhurst, Berkshire, England.1 He succeeded as the 11th Baronet Dalrymple, of Cousland [N.S., 1698] on 27 February 1996.2 He succeeded as the 7th Baron Oxenfoord of Cousland, co. Midlothian [U.K., 1841] on 27 February 1996.2 He succeeded as the 15th Baronet Dalrymple, of Stair [N.S., 1664] on 27 February 1996.2 He succeeded as the 14th Earl of Stair [S., 1703] on 27 February 1996.2 He succeeded as the 15th Viscount of Stair [S., 1690] on 27 February 1996.2 He succeeded as the 15th Lord Glenluce and Stranraer [S., 1690] on 27 February 1996.2 He succeeded as the 14th Viscount Dalrymple [S., 1703] on 27 February 1996.2 He succeeded as the 14th Lord Newliston, Glenluce and Stranraer [S., 1703] on 27 February 1996.2
Children of John David James Dalrymple, 14th Earl of Stair and Hon. Emily Mary Julia Stonor
- John James Thomas Dalrymple, Viscount Dalrymple4 b. 3 Jan 2008
- Lady Elizabeth Alice Mary Dalrymple4 b. 24 Jul 2012
- [S37] BP2003 volume 3, page 3713. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S2202] Tricia, “re: Cecil Family,” e-mail message to BENR, 18 March 2007. Hereinafter cited as “re: Cecil Family.”
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
Hon. David Hew Dalrymple1
He was educated at Harrow School, Harrow, London, England.1
Children of Hon. David Hew Dalrymple and Emma R. Woods
- Alexander John peter Dalrymple2 b. 29 Apr 2007
- Davina Alice Louisa Dalrymple2 b. 19 Apr 2009
- Harry David Fergus Dalrymple3 b. 6 Apr 2015
- [S37] BP2003 volume 3, page 3715. See link for full details for this source. Hereinafter cited as. [S37]
- [S1122] Peerage News, online http://peeragenews.blogspot.co.nz/. Hereinafter cited as Peerage News.
- [S466] Notices, The Telegraph, London, UK. Hereinafter cited as The Telegraph.
