- Born in 1721
- Deceased in 1789, at the approximate age of 67 years
Parents
- Joseph de Préaulx (1685 - bef. 1763), chevalier, marquis de Préaulx, officier aux mousquetaires du roi, aide de camp du maréchal de schomberg
- Marie Henriette de Meaulne (1702 - 1763), dame de Lancheneil
Family
- Married on March 10, 1748, with Marguerite-Vincente des Nos
- Married on August 20, 1754, with Catherine-Jeanne du Tertre, baronne de Mortiercrolles, issuing
- Joseph (1755 - 1802)