Princess Florestine of Monaco Princess Florestine of Monaco Princess "Florestine" Gabrielle Antoinette of Monaco (Full French name: "Florestine Gabrielle Antoinette, Princesse de Monaco") (22 October 1833 in Fontenay-aux-Roses, Kingdom of the French – 4 April 1897 in Stuttgart, Kingdom of Württemberg) was the youngest child and only daughter of Florestan I, Prince of Monaco, and his wife Maria Caroline Gibert de Lametz. Florestine was a member of the House of Grimaldi and a Princess of Monaco by birth and a member of the House of Württemberg and Duchess consort of Urach and Countess of Württemberg through her marriage to Wilhelm, 1st Duke of Urach.
Jacques I, Prince of Monaco Jacques I, Prince of Monaco Jacques Goÿon de Matignon (Jacques François Léonor; 21 November 1689 – 23 April 1751) was Count of Thorigny, Prince of Monaco as Jacques I, and the fourth Duke of Valentinois from 1731 until 1733. Jacques came from an ancient Norman family. "Thorigny" is now called Torigni-sur-Vire, where the "Mairie" is the former family chateau. His uncle was Marshal Charles Auguste de Goÿon de Matignon. He was a son of Jacques Goÿon de Matignon, "jure uxoris" Comte de Thorigny, and Charlotte Goyon de Matignon, Comtesse de Thorigny "suo jure". When Antonio I of Monaco and his