Marie Sophie de Courcillon (6 August 1713 – 4 April 1756) was a French noblewoman and Duchess of Rohan-Rohan as well as Princess of Soubise by marriage.
She was the granddaughter of Philippe de Courcillon, better known as the marquis de Dangeau.
She was praised for being a cultured woman for the age and held a fashionable salon at the Hôtel de Soubise in Paris.