Ki vette feleségül Wolfert VI of Borselen-t?

Wolfert VI of Borselen (c. 1430 – 29 April 1486, Saint-Omer) was stadtholder of Holland, Friesland, and Zeeland, Admiral of the Netherlands outside Flanders, and Lord of Veere.

Mary Stewart, Countess of Buchan (1434 or 1435 – 20 March 1465) was the fifth daughter of James I of Scotland and Joan Beaufort, Queen of Scots. She married Wolfert VI of Borselen, a Zeelander nobleman, and lived in the Netherlands until her death in 1465. She had two children who died young.