Diane Adelaide Zephirine Mancini 3 Feb 1726 - 27 Jun 1755 (1726–1755) Parents Jacques Hippolyte Mancini Anne Louise de Noailles Children Jules, 1st Duke of Polignac Diane Louise Augustine de Polignac Siblings François-César Le Tellier de Courtanvaux Partners Louis Heraclius de Polignac