LAMBERT, Anna Theresa de Marguenat de Courcelles, marchioness of, an elegant moral writer, was the only daughter of Stephen Marguenat lord of Courcelles. In 1666 she married Henry de Lambert, who at his death was lieutenant-general of the army; and she afterwards remained a widow with a son and a daughter, whom she educated with great care. Her house was a kind of academy, to which persons of distinguished abilities regularly resorted. She died at Paris in 1733, aged 86. Her works, which are written with much taste, judgement, and delicacy, are printed in 2 vols. The advice of a mother to her son and daughter are particularly esteemed.