Polignac, Yolande Martine Gabrielle de Polastron, duchesse de (yôläNdˈ märtēnˈ gäbrēĕlˈ də pôlästôNˈ düshĕsˈ də pôlēnyäkˈ) [key], c.1749–1793, favorite of Queen Marie Antoinette of France. Her husband, Jules, comte de Polignac, was created duke and acquired a huge fortune through her favor with the queen. Fearing the hatred of the revolutionaries, she emigrated in 1789 and died in Vienna. She was the mother of Jules Armand de Polignac.
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