Sies Marjan F/W 18 is a runway show presented by the brand Sies Marjan. The show took place on February 11, 2018, during New York Fashion Week F/W 18 Women's. Sander Lak served as the designer, with casting directed by Anita Bitton. The cast included 38 models, opened by Edie Campbell and closed by Anniek Verfaille.