Catherine Noël Grand (née Worlée; 1762 – December 10, 1834) was the mistress and later the wife of French diplomat Charles Maurice de Talleyrand-Périgord, the first Prime Minister of France.
From their marriage in 1802 until her death she was Catherine Noël Grand de Talleyrand-Périgord, Princesse de Bénévent.
Madame Grand was known for her striking Nordic beauty, as well as her ingenuous public comments.