Valentina Hernández, also known as Valentina la de Sabinosa, (Sabinosa, La Frontera, El Hierro, 1889–1976) was a Spanish singer of Canarian folk music. Thanks to her, music from the island of El Hierro got to be known in the rest of the Canary Islands, and even in the rest of Spain. Valentina was recognized in all of the Canary Islands because of her voice. She helped to popularize traditional songs from El Hierro such as El Baile del Vivo, El Tango Herreño, La Meda, El Conde de Cabras and, specially, El Arrorró Herreño.