África de las Heras
África de las Heras Gavilán was a Spanish Communist, naturalized Soviet citizen, and a secret service agent who went by the code name "Patria", but also used the names "María Luisa de las Heras de Darbat","María de la Sierra","Patricia", "Ivonne", "María de las Heras", "Znoi" and "María Pavlovna". Originally a member of the Communist Party of Spain, de las Heras participated in various Soviet intelligence operations both during and after the Spanish Civil War.