FlemingClans.com - Person Page 511

Mary Keith, eldest daughter of William, eighth Earl Marischal

b. 1691, d. 1721

17 Lady Mary Keith wife of John Fleming 6th Earl 11th Lord

Mary Keith, eldest daughter of William, eighth Earl Marischal, was born in 1691 in Kincardine.

Father	William Keith, 8th Earl Marischal (b. 1664, d. 27 May 1712)
Mother	Mary Drummond (b. circa 1670)

John ("the Pliant") Fleming, 6th Earl of Wigtown, 11th Lord Fleming, and Mary Keith, eldest daughter of William, eighth Earl Marischal, were married on 8 February 1711.^1,2,3

Daughter

Mary Keith, eldest daughter of William, eighth Earl Marischal, died in 1721 at age ~30 in Biggar.⁴

[S21] George Crawford, The Peerage of Scotland: Containing an Historical and Genealogical account of the Nobility of that Kingdom (Edinburgh: George Stewart, 1716), p 491-499, Fleming, Earl of Wigtown.
[S184] "Scottish Court of Session and United Kingdom House of Lords Decisions," database, British and Irish Legal Information Institute, BAILII (https://www.bailii.org/ : downloaded 3 October 2026), Fleming v Lord Elphinstone. [1804] Mor 15559 (19 January 1804.)
[S181] Bernard Burke and Ashworth P Burke, Editors, A Genealogical and Heraldic History of the Peerage and Baronetage, the Privy Council, Knightage and Companionage, 76th edition (Pall Mall, London: Harrison & Sons, 1914), p 720-722, Elphinstone; online image, Internet Archive, Internet Archive (archive.org : viewed 17 October 2026.
[S28] Sir James Balfour Paul, The Scots Peerage: founded on Wood's edition of Sir Robert Douglas's Peerage of Scotland (Edinburgh: T and A Constable, 1911), vol viii, Fleming Earl of Wigtown pages 519 - 558.

Click on any citation number above to view details of the source document and, possibly, access an image of the source.

Context	Ch forebears
Last Edited	17 October 2026