Ambrogio Spinola Doria, 1st Marquess of Los Balbases (Genoa, 1569 – Castelnuovo Scrivia, 25 September 1630) was an Italian condottiero and nobleman of the Republic of Genoa, who served as a Spanish general and won a number of important battles. He is often called "Ambrosio" by Spanish-speaking people and is considered one of the greatest military commanders of his time and in the history of the Spanish army. His military achievements earned him the title of Marquess of Los Balbases in the Spanish peerage, as well as the Order of the Golden Fleece and Order of Santiago.