Hon. Algernon Francis Lascelles1 
- [S37] BP2003 volume 2, page 1787. See link for full details for this source. Hereinafter cited as. [S37]
Hon. Alfred Lascelles1 
- [S37] BP2003 volume 2, page 1787. See link for full details for this source. Hereinafter cited as. [S37]
Rev. Hon. James Walter Lascelles1 
He graduated from Oxford University, Oxford, Oxfordshire, EnglandG, with a Master of Arts (M.A.)2 He held the office of Canon of Ripon. He was the Rector at Goldsborough, EnglandG.
Children of Rev. Hon. James Walter Lascelles and Emma Clara Miles
- William James Lascelles2 b. 22 Aug 1858, d. 6 Feb 1921
- Edith Katherine Lascelles+2 b. c 1859, d. 23 Aug 1902
- Rachel Blanche Lascelles+2 b. c 1860, d. 4 Nov 1946
- Catherine Maria Lascelles+2 b. c 1861, d. 26 Jan 1929
- Emma Lascelles2 b. c 1862
- Mabel Louisa Lascelles+2 b. c 1863, d. 24 Dec 1941
- Cecil Henry Lascelles+2 b. 19 Jan 1865, d. 17 Nov 1899
- Captain Walter Charles Lascelles2 b. 5 Jul 1867, d. 18 May 1911
- Reginald Francis Lascelles2 b. 6 Dec 1868
Commander Hon. Horace Douglas Lascelles1 
He gained the rank of Commander in the Royal Navy.1
- [S37] BP2003 volume 2, page 1787. See link for full details for this source. Hereinafter cited as. [S37]
Ethne Hyde Ussher Charles1
Her married name became Lascelles.
- [S37] BP2003 volume 2, page 1785. See link for full details for this source. Hereinafter cited as. [S37]
Alice Leila Lascelles1
She graduated from London University, London, EnglandG, in 1936 with a Bachelor of Science (B.Sc.) in Economics.1
- [S37] BP2003 volume 2, page 1785. See link for full details for this source. Hereinafter cited as. [S37]
Lady Louisa Isabella Lascelles1 
From 25 August 1853, her married name became Mills.1 After her marriage, Lady Louisa Isabella Lascelles was styled as Baroness Hillingdon on 15 February 1886.
Children of Lady Louisa Isabella Lascelles and Charles Henry Mills, 1st Baron Hillingdon
- Hon. Mabel Blanche Mills+3 d. 8 Oct 1936
- Hon. Isabel Mary Mills+3 d. 30 Mar 1941
- Hon. Violet Louisa Mills3 d. 11 Mar 1958
- Charles William Mills, 2nd Baron Hillingdon+1 b. 26 Jan 1855, d. 6 Apr 1919
- Hon. Algernon Henry Mills+3 b. 13 Feb 1856, d. 21 Oct 1922
- Hon. Susan Emily Mills3 b. Mar 1858, d. 2 Sep 1860
- Hon. Lt.-Col. Egremont John Mills3 b. 4 Sep 1866, d. 3 Apr 1947
- Hon. Kenelm James Mills3 b. 7 Oct 1868, d. 11 Nov 1900
- Evereard Arthur Mills3 b. 23 Oct 1869, d. 2 Nov 1870
- Hon. Geoffrey Edward Mills+3 b. 15 Mar 1875, d. 14 Aug 1917
- [S6] G.E. Cokayne; with Vicary Gibbs, H.A. Doubleday, Geoffrey H. White, Duncan Warrand and Lord Howard de Walden, editors, The Complete Peerage of England, Scotland, Ireland, Great Britain and the United Kingdom, Extant, Extinct or Dormant, new ed., 13 volumes in 14 (1910-1959; reprint in 6 volumes, Gloucester, U.K.: Alan Sutton Publishing, 2000), volume VI, page 523. Hereinafter cited as The Complete Peerage.
- [S37] BP2003 volume 2, page 1787. See link for full details for this source. Hereinafter cited as. [S37]
- [S34] BP1970 page 1342. See link for full details for this source. Hereinafter cited as. [S34]
Lady Susan Charlotte Lascelles1 
From 4 July 1855, her married name became Stuart-Wortley-Mackenzie. After her marriage, Lady Susan Charlotte Lascelles was styled as Baroness Wharncliffe of Wortley on 22 October 1855. After her marriage, Lady Susan Charlotte Lascelles was styled as Countess of Wharncliffe on 15 January 1876. From 18 October 1880, her married name became Montagu-Stuart-Wortley-Mackenzie.
Child of Lady Susan Charlotte Lascelles and Edward Montagu Stuart Grenville Montagu-Stuart-Wortley-Mackenzie, 1st Earl of Wharncliffe
- Hon. John Henry Montagu Stuart-Wortley-Mackenzie2 b. 8 Apr 1856, d. 19 Jan 1857
Lady Blanche Emma Lascelles1 
After her marriage, Lady Blanche Emma Lascelles was styled as Countess of Shannon on 12 July 1859. From 12 July 1859, her married name became Boyle.
Children of Lady Blanche Emma Lascelles and Henry Bentinck Boyle, 5th Earl of Shannon
- Richard Henry Boyle, 6th Earl of Shannon+2 b. 15 May 1860, d. 11 Dec 1906
- Hon. Henry George Boyle2 b. 10 Feb 1862, d. 16 Dec 1908
- Vice-Admiral Hon. Robert Francis Boyle+2 b. 12 Dec 1863, d. 11 Sep 1922
Lady Florence Harriet Lascelles1 
Her married name became Cust.
