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Yolande Martine Gabrielle de Polastron, comtesse de Polignac (September 8, 1749 - December 9, 1793) was a French aristocrat and friend of Marie Antoinette, whom she first met at Versailles in 1775.
She and her family emigrated from France following the revolution and she died in Vienna.
She was the mother of Jules, prince de Polignac.