Marshal Jean-Baptiste Donatien de Vimeur, comte de Rochambeau (; 1 July 1725 – 10 May 1807) was a French nobleman and general who played a major role in helping the United States win independence during the American Revolution. During this time, he served as commander-in-chief of the French Expeditionary Force that embarked from France in order to help the American Continental Army fight against British forces.