Juan Gregorio de las Heras
Juan Gualberto Gregorio de Las Heras (Buenos Aires, July 11, 1780-Santiago de Chile; February 6, 1866), an Argentine soldier, was a member of the Andes Army that participated in the wars of independence of Chile and Peru from the Spanish royalists and was governor of the Province of Buenos Aires. Later he led groups that opposed Governor Juan Manuel de Rosas in his exile in Chile.