The Duke of Soubise was a title in the French nobility, most notably held by Charles de Rohan, who became the 1st Duke in 1730. He was a prominent military leader during the 18th century and played a significant role in various conflicts, including the War of the Austrian Succession. The title is associated with the region of Soubise in France. The Duke of Soubise is also known for his connection to the Palace of Soubise, a grand residence in Paris. This palace served as a center of social and political life in France, particularly during the reign of Louis XV. The Duke's influence extended beyond military affairs, impacting the cultural landscape of his time.