Justine Picardie is a British novelist, fashion writer and biographer. She is the editor-in-chief of Harper's Bazaar UK and Town & Country UK. Her 2010 biography of Coco Chanel (“Coco Chanel: The Legend & the Life”) was shortlisted for the Galaxy National Book Awards.
Her eldest son is Jamie MacColl, the guitarist for Bombay Bicycle Club.
Ruth Picardie was her sister.