Isabel Peña Domingo (born 1983) is a Spanish screenwriter.

She often works in tandem with Rodrigo Sorogoyen.

Born in 1983 in Zaragoza,[1] she became a fan of classical cinema when she was very young.

[2] She earned a degree in Comunicación Audiovisual from the University of Navarre and a degree in scriptwriting from the Escuela de Cinematografía y del Audiovisual de la Comunidad de Madrid (ECAM).

[3] She worked for the first time with Sorogoyen (whom she had met at the ECAM) in the screenwriting team of the television series Impares.