Rainey Qualley
Margaret’s sister Rainey is an actress and singer. She first appeared in the 2012 film Might Fine but has focused more on her music, performing under the name Rainsford. She has also appeared in Falcon Song, Mad Men, Perfect, and Ocean’s 8.
Sailor Brinkley Cook
Sailor Brinkley Cook is the daughter of supermodel Christie Brinkley and husband Peter Cook. She first appeared in Teen Vogue and later posed alongside her mother and half-sister Alexa Ray Joel in the 2017 Sports Illustrated Swimsuit Issue. She has also walked runways during New York Fashion Week for designers like Dolce and Gabbana.