Hercule MériadecdeRohan (13 November 1688 – 21 December 1757) was a prince étranger and the sixth Duke of Montbazon in France, "Prince de Guéméne" being
Hercule MériadecdeRohan, Prince of Guéméné, whereas his mother Marie Louise Henriette Jeanne de La Tour d'Auvergne (daughter of Charles Godefroy de La Tour
Louise deRohan. Her uncle was the Bishop of Strasbourg, alleged son of Louis XIV. Louise deRohan was engaged to her cousin Hercule MériadecdeRohan, who
Hercule MériadecdeRohan (25 March 1726 - 10 December 1788), Duke of Montbazon, Prince of Guéméné, chief-lieutenant of the King's armies. Henri-Louisde Rohan-Guéméné