Franoise de Bette was born in Lede and had a cousin named Guillaume de Bette (Baron of Pronne) and later she tried reforming the monastery.
She was born in Lede, in the county of Flanders, the daughter of Adrian Bette, knight, and Agnes de Merode de Rummen. Her cousin, Guillaume de Bette, 1st Marquess of Lede, was a knight of the Order of Santiago with links to the Habsburg court. She also attempted to reform the monastery, which had acquired a reputation for loose discipline. Guillaume de Bette, 1st Marquess of Lede (c.1600 23 June 1658), Baron of Peronne, Lord of Impe, Knight of Santiago, was a military commander and diplomat from the Spanish Netherlands. 
