Katherine Arbuckle1
Her married name became Hamilton.1 From 10 September 1708, her married name became Montgomerie.1
Child of Katherine Arbuckle and John Hamilton of Letham
Children of Katherine Arbuckle and Hugh Montgomerie
- Alexander Montgomerie+1 d. 28 Dec 1783
- Margaret Montgomerie+3
- [S37] BP2003 volume 1, page 1281. See link for full details for this source. Hereinafter cited as. [S37]
- [S5082] Vincent Rees, “re: Montgomerie Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 11 January 2011. Hereinafter cited as “re: Montgomerie Family.”
- [S5356] Ann Bell, “re: Tilley Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 9 May 2011. Hereinafter cited as “re: Tilley Family.”
Evelyn Mary Mackessack1
Evelyn Mary Mackessack usually went by her middle name of Mary.1 From 19 June 1954, her married name became Oates.1
Children of Evelyn Mary Mackessack and Major Robert Henry Brydges Oates
- Andrew Robert Brydges Oates1 b. 7 Sep 1955
- Nicholas Oates1 b. 10 Jan 1957, d. 10 Jan 1957
- Jeremy Roderick Henry Oates1 b. 6 Jan 1958
- Victoria Mary Oates1 b. 21 Jul 1960
- [S8] BP1999 volume 1, page 113. See link for full details for this source. Hereinafter cited as. [S8]
Alexander Montgomerie1 
He lived at Coylsfield, ScotlandG.1
Children of Alexander Montgomerie and Lillias Montgomerie
- Lillias Montgomerie+2 d. 3 Jul 1827
- Frances Montgomerie+3 b. c 1739, d. 3 Aug 1763
- Hugh Montgomerie, 12th Earl of Eglinton+2 b. 5 Nov 1739, d. 14 Dec 1819
- Alexander Montgomerie+2 b. 24 May 1744, d. 8 Jul 1802
- Archibald Montgomerie+2 b. 3 Jun 1751, d. 5 Jan 1831
- Lt.-Gen. James Montgomerie2 b. 26 Feb 1755, d. 13 Apr 1829
- [S37] BP2003 volume 1, page 1281. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S5356] Ann Bell, “re: Tilley Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 9 May 2011. Hereinafter cited as “re: Tilley Family.”
Lillias Montgomerie 
From 11 June 1735, her married name became Montgomerie.
Children of Lillias Montgomerie and Alexander Montgomerie
- Lillias Montgomerie+2 d. 3 Jul 1827
- Frances Montgomerie+4 b. c 1739, d. 3 Aug 1763
- Hugh Montgomerie, 12th Earl of Eglinton+2 b. 5 Nov 1739, d. 14 Dec 1819
- Alexander Montgomerie+2 b. 24 May 1744, d. 8 Jul 1802
- Archibald Montgomerie+2 b. 3 Jun 1751, d. 5 Jan 1831
- Lt.-Gen. James Montgomerie2 b. 26 Feb 1755, d. 13 Apr 1829
- [S417] Chris Rooney, online unknown url, Chris Rooney (unknown location), downloaded 20 August 2010.
- [S37] BP2003 See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S5356] Ann Bell, “re: Tilley Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 9 May 2011. Hereinafter cited as “re: Tilley Family.”
Sir Robert Montgomerie, 5th Bt.
He gained the title of 5th Baronet Montgomerie, of Skelmorlie.
Child of Sir Robert Montgomerie, 5th Bt.
- Lillias Montgomerie+1 b. 1715, d. 18 Nov 1783
- [S37] BP2003 See link for full details for this source. Hereinafter cited as. [S37]
Hugh Montgomerie, 12th Earl of Eglinton1 

by John Singleton Copley, 1780 2
Hugh Montgomerie, 12th Earl of Eglinton was born on 5 November 1739.1 He was the son of Alexander Montgomerie and Lillias Montgomerie.3 He married Eleanora Hamilton, daughter of Robert Hamilton and Jean Mitchell, circa 3 June 1772.1 He died on 14 December 1819 at age 80.1
He was commissioned in 1756, in the service of the British Army.1 He fought in the American War of Independence.1 He held the office of Lieutenant-Governor of Edinburgh Castle.1 He held the office of Member of Parliament (M.P.) (Whig) for Ayrshire between 1780 and 1781.1 He held the office of Member of Parliament (M.P.) (Whig) for Ayrshire between 1784 and 1789.1 He held the office of Lord-Lieutenant of Ayrshire between 1796 and 1819.1 He held the office of Member of Parliament (M.P.) (Whig) for Ayrshire between June 1796 and October 1796.1 He succeeded as the 13th Lord Montgomerie [S., 1445] on 30 October 1796.3 He succeeded as the 12th Earl of Eglinton [S., 1507] on 30 October 1796.3 He held the office of Representative Peer [Scotland] between 1798 and 1806.1 He rebuilt Eglinton Castle, constructed Ardrossan Harbour and the Paisley Canal.1 He was created 1st Baron Ardrossan, of Ardrossan, co. Ayr [U.K.] on 15 February 1806.1 He was appointed Knight, Order of the Thistle (K.T.) in 1812.1
Children of Hugh Montgomerie, 12th Earl of Eglinton and Eleanora Hamilton
- Hon. Roger Montgomerie1 d. Jun 1799
- Lady Jane Montgomerie1 d. 23 Feb 1860
- Lady Lilias Montgomerie1 d. 10 Sep 1845
- Maj.-Gen. Archibald Montgomerie, Lord Montgomerie+1 b. 30 Jul 1773, d. 4 Jan 1814
Lady Mary Montgomerie1 
From 30 June 1815, her married name became Burgess. From 1821, her married name became Lamb.
Children of Lady Mary Montgomerie and Maj.-Gen. Archibald Montgomerie, Lord Montgomerie
- Hugh Montgomerie, Lord Montgomerie3 b. 24 Jan 1811, d. 21 May 1817
- Archibald Montgomerie, 13th Earl of Eglinton+4 b. 29 Sep 1812, d. 4 Oct 1861
Child of Lady Mary Montgomerie and Sir Charles Montolieu Lamb, 2nd Bt.
- Charles James Savile Montgomerie Lamb+1 b. c 1816, d. 1 Dec 1856
- [S15] George Edward Cokayne, editor, The Complete Baronetage, 5 volumes (no date (c. 1900); reprint, Gloucester, U.K.: Alan Sutton Publishing, 1983), volume V, page 309. Hereinafter cited as The Complete Baronetage.
- [S37] BP2003 volume 1, page 1281. See link for full details for this source. Hereinafter cited as. [S37]
- [S9872] Hugo Swire, “re: Swire Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 19 Nov 2023. Hereinafter cited as “re: Swire Family.”
- [S37] BP2003. [S37]
Eleanora Hamilton1 

by Sir Joshua Reynolds, 1777 2
Eleanora Hamilton was born circa 1742.3 She was the daughter of Robert Hamilton and Jean Mitchell.1,3 She married Hugh Montgomerie, 12th Earl of Eglinton, son of Alexander Montgomerie and Lillias Montgomerie, circa 3 June 1772.1 She died on 18 January 1817.1,3
From circa 3 June 1772, her married name became Montgomerie. After her marriage, Eleanora Hamilton was styled as Countess of Eglinton on 30 October 1796.
Children of Eleanora Hamilton and Hugh Montgomerie, 12th Earl of Eglinton
- Hon. Roger Montgomerie1 d. Jun 1799
- Lady Jane Montgomerie1 d. 23 Feb 1860
- Lady Lilias Montgomerie1 d. 10 Sep 1845
- Maj.-Gen. Archibald Montgomerie, Lord Montgomerie+1 b. 30 Jul 1773, d. 4 Jan 1814
- [S37] BP2003 volume 1, page 1284. See link for full details for this source. Hereinafter cited as. [S37]
- [S3409] Caroline Maubois, “re: Penancoet Family,” e-mail message to BENR, 2 December 2008. Hereinafter cited as “re: Penancoet Family.”
- [S5356] Ann Bell, “re: Tilley Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 9 May 2011. Hereinafter cited as “re: Tilley Family.”
Maj.-Gen. Archibald Montgomerie, Lord Montgomerie1 
He was styled as Lord Montgomerie between 1796 and 1814.1
Child of Maj.-Gen. Archibald Montgomerie, Lord Montgomerie
Children of Maj.-Gen. Archibald Montgomerie, Lord Montgomerie and Lady Mary Montgomerie
- Hugh Montgomerie, Lord Montgomerie4 b. 24 Jan 1811, d. 21 May 1817
- Archibald Montgomerie, 13th Earl of Eglinton+1 b. 29 Sep 1812, d. 4 Oct 1861
- [S37] BP2003 volume 1, page 1284. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [S130] Wikipedia, online http;//www.wikipedia.org. Hereinafter cited as Wikipedia.
- [S9872] Hugo Swire, “re: Swire Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 19 Nov 2023. Hereinafter cited as “re: Swire Family.”
Sir Charles Montolieu Lamb, 2nd Bt.1 
He was given the name of Charles Montolieu Burgess at birth. He gained the rank of Lieutenant-Colonel in the Ayrshire Yeomanry.2 As of 1821, Sir Charles Montolieu Lamb, 2nd Bt. used the pen-name of Charles Montolieu Lamb by Royal Licence. He held the office of Knight Marshal of the Royal Household between 1824 and 1864.2 He succeeded as the 2nd Baronet Burges [G.B., 1795] on 1 December 1824.2 He held the office of Sheriff of Sussex between 1829 and 1830.2
Child of Sir Charles Montolieu Lamb, 2nd Bt. and Lady Mary Montgomerie
- Charles James Savile Montgomerie Lamb+2 b. c 1816, d. 1 Dec 1856
- [S15] George Edward Cokayne, editor, The Complete Baronetage, 5 volumes (no date (c. 1900); reprint, Gloucester, U.K.: Alan Sutton Publishing, 1983), volume V, page 308. Hereinafter cited as The Complete Baronetage.
- [S15] George Edward Cokayne, The Complete Baronetage, volume V, page 309.
- [S15] George Edward Cokayne, The Complete Baronetage, volume V, page 309, says 21 March 1864.
- [S203] Announcements, The Times, London, U.K., 1860. Hereinafter cited as The Times.