Louis, Count of Armagnac

Louis of Lorraine was the Count of Armagnac from his fathers death in 1666. The Grand Squire of France, he was a member of a cadet branch of the House of Guise, itself a cadet branch of the sovereign House of Lorraine. His descendants include Albert II, Prince of Monaco, Umberto II of Italy, and Diana lvares Pereira de Melo, 11th Duchess of Cadaval.

Louis de Lorraine was born in Paris to Henri de Lorraine, Count of Armagnac and his wife Marguerite Philippe du Cambout. His younger brother, Philippe, chevalier de Lorraine, was infamously the lover of Monsieur, i.e., Philippe I, Duke of Orlans, younger brother of Louis XIV.

Source: Wikipedia