|, Yolande de Coucy
, Yolande de Coucy 2
Another name for Yolande was Joland de Coucy.1
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"Sir William Sinclair, according to Father Hay, was the son of Robert de Saintclair in Normandy, and his wife Eleanor, relict of Hugh, Lord of Chateauneuf, daughter to Robert, second Comte de Dreux, in France, by Joland of Coucy, his wife."
1 e-books, The Scots Peerage ed. Sir James Balfour Paul vol. 6 (1909).
Internet Site, https://www.findagrave.com/memorial/91657764/robert_ii-de_dreux Robert II de Dreux.