Has seven siblings.
Was considered one of the 55 faces of the future by Nylon Magazine's Young Hollywood Issue.
Her father is from an Ashkenazi Jewish family (from Austria and Russia). Her mother has Italian, as well as German, Welsh, and English, ancestry. The New York Times has described Nicola's parents as "compassionate leaders of the New York Jewish community.".
Parents are Nelson and Claudia Peltz.
Studied Tai Chi for The Last Airbender (2010).
Played Ice Hockey when she was a child.
Started modeling at an early age.
Has 7 siblings, including half-siblings - four older brothers, two younger brothers, and a sister. One of her siblings is actor Will Peltz.
Was in a relationship with model Anwar Hadid from December 2016 to May 2018.
She started a relationship with Brooklyn Beckham in January 2020 and they announced their engagement on 11 July 2020.
Filmed scenes with Melissa Leo for Righteous Kill (2008), but they were ultimately cut from the final film.