As a child, her father Hector would play and write her several songs. Ernesto de la Cruz would steal these songs to make himself famous; however Coco confirmed his plagiarism with the letters she kept, which discredited Ernesto's fame.
While it was never confirmed, she shows traits of dementia.
In the ending of the film, she dies of old age but is reunited with her family; including her father Hector.
- Miguel Rivera (Son of Papa)
- Miguel's unnamed newborn sister