Henri de Polignac French politician (1878-1915) (1878–1915) Parents Odette Frotier de Bagneux Prince Héracle de Polignac, 5th Duke of Polignac Children Prince Edmond de Polignac Guy de Polignac Siblings Prince Armand de Polignac, 6th Duke of Polignac François de Polignac Partners Comtesse Diane de Polignac