Фуэнтес-де-Оньоро
Born in Ajaccio, Corsica, he served in Italy during the French Revolutionary Wars (in 1798 and 1799), and later took part in the expedition to Saint-Domingue. D'Ornano served in the campaigns of the Napoleonic Wars from 1805 on. He commanded the 5th Dragoon regiment during the battle of Fuentes de Oñoro, after a brave attack of cavalry, he was promoted to brigadier general.