Ángeles Santos Torroella (November 7, 1911-October 3, 2013) was a Catalan Spanish painter, graphic artist, and illustrator.
Biography on Sketchline: https://thesketchline.com/en/authors/angeles-santos-torroella/

Girl (Portrait of Conchita) by Ángeles Santos Torroella
c.1929 / Oil on canvas / 25-2/5″x18-1/2″ / Museu Nacional d’Art de Catalunya, Barcelona, ES

Ángeles Santos Torroella on Museo Nacional Centro de Arte Reina Sofía:
https://www.museoreinasofia.es/en/buscar?bundle=obra&f%5B0%5D=im_field_obra_autor%3A5115

Further reading:
Angeles Santos Torroella~ https://bit.ly/3o1wBXn
Royal Academy of History~ https://bit.ly/3mRDQS9
https://awarewomenartists.com/en/artiste/angeles-santos-torroella/