Ada Twyford Simpson1 
Her married name became Maitland. After her marriage, Ada Twyford Simpson was styled as Countess of Lauderdale on 13 August 1884.
Child of Ada Twyford Simpson and Lt.-Col. Frederick Henry Maitland, 13th Earl of Lauderdale
- Lady Ada Marian Maitland+1 b. 1884, d. 16 Apr 1971
- [S37] BP2003 volume 2, page 2253. See link for full details for this source. Hereinafter cited as. [S37]
- [S6730] Maxine McGill, “re: Simpson Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 3 July2013. Hereinafter cited as “re: Simpson Family.”
Colonel Hon. Richard Maitland1 
He was commissioned in 1743, in the service of the British Army.1 He fought in the Capture of Quebec in 1759.1 He gained the rank of Captain in 1759.1 He was Deputy Adjutant-General of the Quebec in 1760.1 He was Deputy Adjutant-General of the North America in 1764.1 He gained the rank of Colonel in 1772.1
Children of Colonel Hon. Richard Maitland and Mary McAdam
- Richard Maitland1 b. 1768, d. 17 Mar 1802
- Patrick Maitland+1 b. 1770, d. 29 Jan 1821
- Admiral John Maitland1 b. 1771, d. 20 Oct 1836
- Lt.-Col. James Maitland1 b. 1772, d. 9 Jan 1805
- [S37] BP2003 volume 2, page 2250. See link for full details for this source. Hereinafter cited as. [S37]
Mary McAdam1 
Her married name became Maitland.
Children of Mary McAdam and Colonel Hon. Richard Maitland
- Richard Maitland1 b. 1768, d. 17 Mar 1802
- Patrick Maitland+1 b. 1770, d. 29 Jan 1821
- Admiral John Maitland1 b. 1771, d. 20 Oct 1836
- Lt.-Col. James Maitland1 b. 1772, d. 9 Jan 1805
- [S37] BP2003 volume 2, page 2250. See link for full details for this source. Hereinafter cited as. [S37]
Hon. Sir Alexander Maitland, 1st Bt.1 
He was created 1st Baronet Maitland, of Clifton, Midlothian [U.K.] on 30 November 1818.2
Children of Hon. Sir Alexander Maitland, 1st Bt. and Penelope Madan
- Lt.-Col. Augustus Maitland2 d. 31 Oct 1797
- Penelope Maitland2 d. 1846
- Charlotte Maitland2 d. 28 May 1853
- Sir Alexander Charles Maitland, 2nd Bt.+2 b. 21 Aug 1755, d. 7 Feb 1848
- William Maitland2 b. 1757, d. 1781
- General Frederick Maitland+2 b. 3 Sep 1763, d. 27 Jan 1848
Richard Maitland1 
He gained the rank of Captain in the Durham Fencibles.1
- [S37] BP2003 volume 2, page 2250. See link for full details for this source. Hereinafter cited as. [S37]
Harriot Bower1 
From 26 February 1789, her married name became Maitland. From 12 May 1804, her married name became Harrison.
- [S37] BP2003 volume 2, page 2250. See link for full details for this source. Hereinafter cited as. [S37]
John Bower1
Child of John Bower
- Harriot Bower1 d. Jun 1845
- [S37] BP2003 volume 2, page 2250. See link for full details for this source. Hereinafter cited as. [S37]
Powles Harrison1
- [S37] BP2003 volume 2, page 2250. See link for full details for this source. Hereinafter cited as. [S37]
Patrick Maitland1 
He was a partner of John Palmer & Company, bankers at Calcutta, IndiaG.1 He lived at Kilmaron Castle, Fife, ScotlandG.1 In 1885 the House of Lord Committe of Privileges decided that his parent’s subsequent marriage legitimated his birth under Scots law.1
Children of Patrick Maitland and Anne Bateman
- Maj.-Gen. Frederick Colthurst Maitland+1 b. 1 Jan 1808, d. 3 Aug 1876
- Elizabeth Maitland+1 b. 22 Dec 1808, d. 3 Sep 1884
- Patrick John Maitland+1 b. 12 May 1816, d. 1886
- [S37] BP2003 volume 2, page 2250. See link for full details for this source. Hereinafter cited as. [S37]
Anne Bateman1 
Her married name became Maitland.
Children of Anne Bateman and Patrick Maitland
- Maj.-Gen. Frederick Colthurst Maitland+1 b. 1 Jan 1808, d. 3 Aug 1876
- Elizabeth Maitland+1 b. 22 Dec 1808, d. 3 Sep 1884
- Patrick John Maitland+1 b. 12 May 1816, d. 1886
- [S37] BP2003 volume 2, page 2250. See link for full details for this source. Hereinafter cited as. [S37]
