Jyn Erso stole and transmitted the plans to the Death Star in Rogue One which led to its destruction at the Battle Of Yavin in A New Hope. Jyn first appeared in the Rogue One prequel novel Catalyst: A Rogue One by James Luceno but she is best known for her starring role in the film Rogue One: A Star Wars Story. Beth Revis’s book Rebel Rising focused on Jyn’s early years with Saw Gerrera.
Other places you can find Jyn Erso include the Rogue One comic adaptation, several episodes of Forces of Destiny and – stop reading if you don’t want to see something you might consider a spoiler for a book that hasn’t been released yet …
the novelization of Solo: A Star Wars Story.
Actress Felicity Jones played Jyn Erso in Rogue One and voiced her in Forces of Destiny.
Here’s one of the Forces of Destiny shorts that feature Jyn, “Jyn’s Trade.”
Check out the entire list of women in 365 Days of Star Wars Women in the Women in Star Wars Index. It includes highlights from each post plus notes which posts include new 365 interviews with actresses, writers, artists, and more.