Gwen Loos (born May 6, 1993 in the Netherlands) is a Dutch fashion model. Her twin sister, Donna Loos, is also a professional fashion model. At the age of 13 both sisters were discovered while shopping in Amsterdam. They booked their first shoot, a shoot for the Dutch Avantgarde, together. She's currently signed with Wilma Wakker Model Management in Amsterdam, Premier in London, Why Not Models in Milan, UNO in Barcelona, and with Marilyn in New York, and Paris.