Katherine Mary Hare1 
From 22 June 1893, her married name became Hill. After her marriage, Katherine Mary Hare was styled as Marchioness of Downshire on 22 June 1893. From 19 November 1902, her married name became Laycock.
Children of Katherine Mary Hare and Arthur Wills John Wellington Trumbull Hill, 6th Marquess of Downshire
- Arthur Wills Percy Wellington Blundell Trumbull Sandys Hill, 7th Marquess of Downshire2 b. 7 Apr 1894, d. 28 Mar 1989
- Lord Arthur Francis Henry Hill+2 b. 28 Aug 1895, d. 25 Dec 1953
- Lady Kathleen Nina Hill+2 b. 15 Sep 1898, d. 30 Nov 1960
Children of Katherine Mary Hare and Brig.-Gen. Sir Joseph Frederick Laycock
- Josephine Laycock+ d. 13 Nov 1958
- Rosemary Laycock+
- Lt.-Col. Peter Laycock d. 1977
- Maj.-Gen. Sir Robert Edward Laycock+ b. 18 Apr 1907, d. 10 Mar 1968
Florence Adela Hare1 
Her married name became Garrard.
- [S37] BP2003 volume 2, page 2366. See link for full details for this source. Hereinafter cited as. [S37]
Claude Garrard1
He lived at Hawkhurst Court, Sussex, EnglandG.1
- [S37] BP2003 volume 2, page 2366. See link for full details for this source. Hereinafter cited as. [S37]
Arthur Wills John Wellington Trumbull Hill, 6th Marquess of Downshire1 
He succeeded as the 6th Viscount Kilwarlin, co. Down [I., 1751] on 31 March 1874.1 He succeeded as the 7th Baron Hill of Kilwarlin, co. Down [I., 1717] on 31 March 1874.1 He succeeded as the 7th Viscount Hillsborough, co. Down [I., 1717] on 31 March 1874.1 He succeeded as the 6th Earl of Hillsborough, co. Down [I., 1751] on 31 March 1874.1 He succeeded as the 6th Earl of Hillsborough [G.B., 1772] on 31 March 1874.1 He succeeded as the 6th Marquess of Downshire [I., 1789] on 31 March 1874.1 He succeeded as the 6th Lord Harwich, Baron of Harwich, co. Essex [G.B., 1756] on 31 March 1874.1 He succeeded as the 6th Viscount Fairford, co. Gloucester [G.B., 1772] on 31 March 1874.1
Children of Arthur Wills John Wellington Trumbull Hill, 6th Marquess of Downshire and Katherine Mary Hare
- Arthur Wills Percy Wellington Blundell Trumbull Sandys Hill, 7th Marquess of Downshire1 b. 7 Apr 1894, d. 28 Mar 1989
- Lord Arthur Francis Henry Hill+1 b. 28 Aug 1895, d. 25 Dec 1953
- Lady Kathleen Nina Hill+2 b. 15 Sep 1898, d. 30 Nov 1960
Evelyn Grace Mary Foster1 
After her marriage, Evelyn Grace Mary Foster was styled as Marchioness of Downshire on 16 May 1907. From 16 May 1907, her married name became Hill.
- [S37] BP2003 volume 1, page 1177. See link for full details for this source. Hereinafter cited as. [S37]
Edmund Benson Foster1 
He held the office of Deputy Lieutenant (D.L.)1 He lived at Clewer Manor, Windsor, Berkshire, EnglandG.1
Child of Edmund Benson Foster
- Evelyn Grace Mary Foster1 d. 30 Dec 1942
Arthur Wills Blundell Sandys Roden Hill, 5th Marquess of Downshire1 
He gained the rank of officer in the 1st Life Guards.1 He succeeded as the 5th Viscount Kilwarlin, co. Down [I., 1751] on 6 August 1868.1 He succeeded as the 6th Baron Hill of Kilwarlin, co. Down [I., 1717] on 6 August 1868.1 He succeeded as the 6th Viscount Hillsborough, co. Down [I., 1717] on 6 August 1868.1 He succeeded as the 5th Earl of Hillsborough [G.B., 1772] on 6 August 1868.1 He succeeded as the 5th Marquess of Downshire [I., 1789] on 6 August 1868.1 He succeeded as the 5th Viscount Fairford, co. Gloucester [G.B., 1772] on 6 August 1868.1 He succeeded as the 5th Earl of Hillsborough, co. Down [I., 1751] on 6 August 1868.1 He succeeded as the 5th Lord Harwich, Baron of Harwich, co. Essex [G.B., 1756] on 6 August 1868.1
Child of Arthur Wills Blundell Sandys Roden Hill, 5th Marquess of Downshire and Georgiana Elizabeth Balfour
- Arthur Wills John Wellington Trumbull Hill, 6th Marquess of Downshire+1 b. 2 Jul 1871, d. 29 May 1918
- [S37] BP2003 volume 1, page 1177. See link for full details for this source. Hereinafter cited as. [S37]
Georgiana Elizabeth Balfour1 
After her marriage, Georgiana Elizabeth Balfour was styled as Marchioness of Downshire on 26 July 1870. From 26 July 1870, her married name became Hill.
Child of Georgiana Elizabeth Balfour and Arthur Wills Blundell Sandys Roden Hill, 5th Marquess of Downshire
- Arthur Wills John Wellington Trumbull Hill, 6th Marquess of Downshire+1 b. 2 Jul 1871, d. 29 May 1918
- [S37] BP2003 volume 1, page 1177. See link for full details for this source. Hereinafter cited as. [S37]
Colonel John Balfour, 7th of Balbirnie1 
He held the office of Justice of the Peace (J.P.)1 He held the office of Deputy Lieutenant (D.L.)1 He lived at Balbirnie, Fife, ScotlandG.1
Children of Colonel John Balfour, 7th of Balbirnie and Lady Georgiana Isabel Campbell
- Georgiana Elizabeth Balfour+3 d. 12 Jan 1919
- Emily Eglantine Balfour+4 b. 1841, d. 1865
- Lt.-Col. Robert Frederick Balfour4 b. 1846, d. 1882
- Mary Louisa Balfour4 b. 1846, d. 1939
- Edward Balfour, 8th of Balbirnie+4 b. 1849, d. 1927
- John William Balfour4 b. 1851
- Brig.-Gen. Sir Alfred Granville Balfour4 b. 1858, d. 1936
- [S37] BP2003 volume 1, page 729. See link for full details for this source. Hereinafter cited as. [S37]
- [S130] Wikipedia, online http;//www.wikipedia.org. Hereinafter cited as Wikipedia.
- [S37] BP2003. [S37]
- [S339] Descendants of William the Conqueror, online http://www.william1.co.uk/. Hereinafter cited as Descendants of William the Conqueror.
Lady Georgiana Isabel Campbell1 
Children of Lady Georgiana Isabel Campbell and Colonel John Balfour, 7th of Balbirnie
- Georgiana Elizabeth Balfour+2 d. 12 Jan 1919
- Emily Eglantine Balfour+3 b. 1841, d. 1865
- Lt.-Col. Robert Frederick Balfour3 b. 1846, d. 1882
- Mary Louisa Balfour3 b. 1846, d. 1939
- Edward Balfour, 8th of Balbirnie+3 b. 1849, d. 1927
- John William Balfour3 b. 1851
- Brig.-Gen. Sir Alfred Granville Balfour3 b. 1858, d. 1936
- [S37] BP2003 volume 1, page 729. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S339] Descendants of William the Conqueror, online http://www.william1.co.uk/. Hereinafter cited as Descendants of William the Conqueror.