Vilma Lucila Espín Guillois (April 7, 1930 – June 18, 2007) was a Cuban revolutionary, feminist and chemical engineer. She was married to Raúl Castro, the current Cuban President, who is the brother to former Cuban President Fidel Castro. Espín had four children (Deborah - married to Luis Alberto Rodríguez López-Calleja -, Mariela, Nilsa and Alejandro Castro Espín) and seven grandchildren. Her daughter, Mariela Castro, currently heads the Cuban National Center for Sex Education, and her son, Alejandro Castro Espín, is a Colonel in the Ministry of Interior. Espín was often described as "Cuba's First Lady".