Amelia Samuel 
She gained the title of Baroness de Samuel. Her married name became FitzMaurice. After her marriage, Amelia Samuel was styled as Countess of Orkney on 16 May 1877.
Child of Amelia Samuel and Denis Moses Samuel, Baron de Samuel
- [S37] BP2003 volume 2, page 3024. See link for full details for this source. Hereinafter cited as. [S37]
Arthur Julius Trench1 
He gained the rank of officer in the Royal Navy.2
Hon. Henry Warrender FitzMaurice1 
He held the office of High Sheriff of Angelsey in 1866.1 He gained the rank of Captain in the 72nd Regiment.1 He held the office of Deputy Lieutenant (D.L.)1 He lived at Tregof, Anglesey, WalesG.1
Children of Hon. Henry Warrender FitzMaurice and Sarah Jane Roose
- Henry George Hamilton FitzMaurice1 b. 6 Sep 1863, d. 27 Jan 1888
- Edmond Walter FitzMaurice, 7th Earl of Orkney+1 b. 24 May 1867, d. 21 Aug 1951
- Lady Isabella Emily FitzMaurice1 b. c 1868, d. 8 Apr 1928
- Hon. Alexander Edward FitzMaurice1 b. 21 Mar 1874, d. 26 Aug 1922
- [S37] BP2003 volume 2, page 3024. See link for full details for this source. Hereinafter cited as. [S37]
Sarah Jane Roose1 
Her married name became FitzMaurice.
Children of Sarah Jane Roose and Hon. Henry Warrender FitzMaurice
- Henry George Hamilton FitzMaurice1 b. 6 Sep 1863, d. 27 Jan 1888
- Edmond Walter FitzMaurice, 7th Earl of Orkney+1 b. 24 May 1867, d. 21 Aug 1951
- Lady Isabella Emily FitzMaurice1 b. c 1868, d. 8 Apr 1928
- Hon. Alexander Edward FitzMaurice1 b. 21 Mar 1874, d. 26 Aug 1922
- [S37] BP2003 volume 2, page 3024. See link for full details for this source. Hereinafter cited as. [S37]
George Bradley Roose1
Child of George Bradley Roose
- Sarah Jane Roose+1 b. c 1840, d. 13 Feb 1880
- [S37] BP2003 volume 2, page 3024. See link for full details for this source. Hereinafter cited as. [S37]
Henry George Hamilton FitzMaurice1 
He gained the rank of Lieutenant in the 3rd Battalion, Oxfrodshire and Light Infantry.1 He lived at Tregof, Anglesey, WalesG.
- [S37] BP2003 volume 2, page 3024. See link for full details for this source. Hereinafter cited as. [S37]
Edmond Walter FitzMaurice, 7th Earl of Orkney1 
He was educated at Cheltham College, Cheltenham, Gloucestershire, EnglandG.1 He succeeded as the 7th Earl of Orkney [S., 1696] on 21 October 1889.1 He succeeded as the 7th Viscount Kirkwall [S., 1696] on 21 October 1889.1 He succeeded as the 7th Baron Dechmont [S., 1696] on 21 October 1889.1 He held the office of Justice of the Peace (J.P.) for Buckinghamshire.1 He held the office of Deputy Lieutenant (D.L.) of Buckinghamshire.1 He gained the rank of Lieutenant-Colonel between 1898 and 1903 in the 3rd Battalion, Oxfrodshire and Light Infantry.1 He fought in the First World War.1
Child of Edmond Walter FitzMaurice, 7th Earl of Orkney and Constance Macdonald Gilchrist
- Lady Mary Constance Hamilton FitzMaurice1 b. 26 Feb 1903, d. 6 Oct 1950
- [S37] BP2003 volume 2, page 3024. See link for full details for this source. Hereinafter cited as. [S37]
Constance Macdonald Gilchrist1 
After her marriage, Constance Macdonald Gilchrist was styled as Countess of Orkney on 19 July 1892. From 19 July 1892, her married name became FitzMaurice.
Child of Constance Macdonald Gilchrist and Edmond Walter FitzMaurice, 7th Earl of Orkney
- Lady Mary Constance Hamilton FitzMaurice1 b. 26 Feb 1903, d. 6 Oct 1950
- [S37] BP2003 volume 2, page 3024. See link for full details for this source. Hereinafter cited as. [S37]
David Gilchrist1
Child of David Gilchrist
- Constance Macdonald Gilchrist+1 d. 9 May 1946
- [S37] BP2003 volume 2, page 3024. See link for full details for this source. Hereinafter cited as. [S37]
Hon. Alexander Edward FitzMaurice1 
On 23 April 1890 he was granted the rank of an earl’s younger son.1
- [S37] BP2003 volume 2, page 3024. See link for full details for this source. Hereinafter cited as. [S37]
