While she is not mentioned in thepeerage, there is an article about her in Wikipedia that begins, "Clementina was the youngest of the ten daughters of John Walkinshaw of Barrowhill (1671–1731) and his wife Katherine Paterson. The Walkinshaws owned the lands of Barrowfield and Camlachie, and her father had become a wealthy Glasgow merchant (founding the textile village of Calton)..." Her historical promunence is that she became the mistress of Bonnie Prince Charlie.