Nastya 'Sten' Stepanova (born 22 March 1995 in Moscow, Russia) is a Russian fashion model.
Nastya Sten started her modeling career in 17 years. The first serious work for her became the Proenza Schouler spring/summer 2014 fashion show during New York Fashion Week. In the same season, she walked for Acne Studios, Aquilano.Rimondi, Alexander McQueen, Bottega Veneta, Carven, Cdric Charlier, Cline, Jil Sander, John Galliano, Louis Vuitton, Miu Miu, Nina Ricci, Prada, Roberto Cavalli, Saint Laurent, Sonia Rykiel and Sportmax fashion shows.