Christianed in the church of Saint-Denis en Crépy in 1768, he is the son of Joseph-Abraham Deshayes (1728, Guise-1795, Orrouy), director of insinuations of the Apanage of Louis Philippe I, Duke of Orléans, and Cécile-Louise-Marguerite Doyen (1738-1815). He marries Rosalie-Zélie de Hémant (since 1781) on January 20, 1806, daughter of a master of the Cour des comptes.
He is the brother of Nicolas Alexandre Joseph Deshayes de Merville (1760-1816) married in1788 to Bonne Victoire Randon (1767-1824) and of Claude-Jean Basile Deshayes des Eluats. He participates in 1792 next to the baron Félix Le Peletier d"Aunay during the battle of Louis Joseph, Prince of Condé in the Company of the Count du Comte de Laurétan before to get to the Siege of Maastricht by the French revolutionnary army directed by Francisco de Miranda, under the orders of Jean Thérèse de Beaumont d"Autichamp. He is a volunteer in the Hussards of Hompesch commander by the Beaurepaire de Louvagny family in 1794, directed by the English before its settlement in Hanover in 1795.
He joins the commandment of Franz-Simon Pfaff von Pfaffenhofen, Tyrol who makes him an officer
During the Bourbon Restoration, from February 15th, 1815 to 1826, he becomes adjudant of the Château de Compiègne by the ultraroyalists, Mathieu de Montmorency, minister of Foreign affairs (1821-1822) of the government of Joseph de Villèle and Durand Borel de Brétizel, with the agreement of the king, under the direction of the Count of Eugène François Léon de Béthune d"Hesdigneul and of Antoine Charles Louis de Lasalle. In August 1822, he becomes colonel by the king Louis XVIII of France, and knight of the Order of Saint Louis before changing his name, Deshayes, in Deshayes de Cambronne, during the Louisiana Rochelle affair and the anoblishment of Pierre Cambronne who is made viscount.
He lives in the castle of Orrouy, on the domain of Champlieu, in the manoir of Donneval and of Louisiana Mothe in Béthisy-Saint-Martin. He becomes than an Aide-de-camp to the king Charles X, before he dismissed the Garde Nationale, in 1927.
He is the great-grand-father of Claude de Cambronne and the great-great-grand father of Laurence de Cambronne.
French nobility.
