Belén de Sárraga Hernández (Valladolid 1874- Mexico 1951) was a Spanish feminist of the Federal Republican Party. She was the daughter of a Liberal military from Puerto Rico. She carried out propaganda tours and she stayed in Ibero-America for long periods of time. In the twenties, she was an anticlerical activist together with Atala Apodaca, during the Mexican Revolution. She held conferences all over the country aided by revolutionary governments. She actively took part in the second Spanish Republic politics. She was exiled in México.