Alexander Macdougall1 
Twin.1
Alexander Macdougall1

He was a surgeon.1
Child of Alexander Macdougall and Anne Hay
- Mary Campbell Macdougall+3 b. 1786, d. 19 Sep 1814
- [S37] BP2003 volume 2, page 2482. See link for full details for this source. Hereinafter cited as. [S37]
- [S37] BP2003. [S37]
- [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 II, page 192. Hereinafter cited as The Complete Peerage.
Anne Hay1
Her married name became Macdougall.
Child of Anne Hay and Alexander Macdougall
- Mary Campbell Macdougall+2 b. 1786, d. 19 Sep 1814
Edmund Haworth1 
He lived at Churchdale, Derbyshire, England.1
- [S37] BP2003 volume 3, page 3339. See link for full details for this source. Hereinafter cited as. [S37]
David Claud Peploe1

He fought in the Second World War.1
- [S266] World War II Unit Histories – Officers, online http://www.unithistories.com/units_index/default.asp?file=../officers/personsx. Hereinafter cited as World War II Unit Histories – Officers.
James Macdougall1 
Lucy Macdougall1 
Her married name became MacDowall.
James MacDowall1
He lived at Canonmills, Edinburgh, Midlothian, Scotland.1
- [S37] BP2003 volume 2, page 2482. See link for full details for this source. Hereinafter cited as. [S37]
Mary Macdougall1 
Her married name became MacNeill.