- Born on January 26, 1731 in Tournai
Parents
- François Joseph de La Motte Baraffe ( - 1736), seigneur de Bourquembray, mayeur de Tournai
- Marie Françoise de Saint-Genois (1702 - 1738)
Family
- Married with Marie de Formanoir, issuing
Marie Albertine (1751 - 1777)- Lamoral (1757 - 1832)