Carole Radzwill's mother in law Lee Radzwil and Jackie Kennedy were sisters.
Ramona Singer, Luann De Lesseps, Bethenny Frankel, Jill Zarin and Alex McCord are the five original cast members. Alex McCord's husband Simon caused concern for viewers when he would go everywhere with Alex including a girls only trip away during season one which angered the rest of the cast.
Dorinda Medley founded the Gabrielle Angel Foundation.
In a 2012 interview, Bethenny Frankel said people mistake her for former Hollywood madam Heidi Fleiss.
Filming of season 13 In October 2021 of the New York City franchise was partially suspended due to Covid-19.