Parents
- Pierre François Becquin
- Geneviève Le Blond (1669 - 1688)
Family
- Married on June 10, 1705 in Huppy, with Nicolas Antoine de Grouches (1668 - 1751), marquis de Chépy, maréchal des camps et armées du Roi, issuing
Charles Nicolas (1706 - 1723)- Jacques Étienne (1707 - 1750)
- Antoine Charles Gabriel (1714 - 1714)
Marie Geneviève Nicole Gabrielle (1715 - 1788)- Hélène Augustine Angélique (1726 - 1726)