Isabel Peña Domingo (Zaragoza, 1983) is a Spanish film and television screenwriter. She has received the 2019 Goya Award and the 2019 Feroz Award for the screenplay of the film 'El reino' (2018), as well as the 2023 Goya Award and the 2023 Círculo de Escritores Cinematográficos Medal for that of the feature film 'As bestas' (2022), both co-written with Rodrigo Sorogoyen. He is also co-writer of the films 'Stockholm' (2013) and 'Que Dios nos perdone' (2016).