Previously, the wife of Alexander, Earl of Menteith (son of Walter) was shown in Geni as Matilda de Arnot, who was thought to have married Sir Simon de Haldane second.
But there’s been a significant article from John P. Ravilious, placing her a Matilda, sister of Malise, Earl of Strathhearn.
Wikipedia currently shows:
https://en.wikipedia.org/wiki/Alexander,_Earl_of_Menteith
He married a lady named Matilda (Maud),[7] a daughter of Robert, Earl of Strathearn,[8] and together they had the following children:
# Alan, Earl of Menteith, who succeeded his father as Earl.[9]
# Peter, who in 1296 was a hostage in England with his brother Alan. He accompanied King Edward to Flanders, and took part in the French campaign of 1297, where he may have been killed.[10]
# Murdach, who became Earl of Menteith.[10]
# Alexander, styled as brother of Murdach in a charter to Gilbert Drummond.[10]
# Malise, who had a charter from Robert I of the lands of Ballygillachy.[8]
# Margaret de Menteith, wife of Alexander de Abernethy.[11]
# Ellen, recently identified as the wife of William Ferrers, 1st Baron Ferrers of Groby (d. 20 March 1324/5).[8]
The article is:
8. J. Ravilious, The Earls of Menteith: Murdoch, Earl of Menteith and the Ferrers family of Groby, The Scottish Genealogist (March 2013), Vol. LX, No. 1, pp. 12-25 [https://d1wqtxts1xzle7.cloudfront.net/53781236/TSG_Earls_of_Menteit... PDF]
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