Rendón was educated at Bard College in upstate New York. She graduated from the Juilliard School in 2016.
In July 2017, she was brought in to replace Zosia Mamet in the role of Patti Smith in the film Mapplethorpe, a biopic based on the Photographer Robert Mapplethorpe.
In March 2018, she was cast to play the role of Susan Atkins in the upcoming biopic Charlie Says (upcoming film) about the life of Charles Manson.
