Gemma Louise Ward (born 3 November 1987) is an Australian supermodel and actress. She made her first Australian Fashion Week appearance at the age of 15. She later became the youngest model to appear on the cover of the American edition of "Vogue". She has also been seen on the covers of both "Teen Vogue" and "Time". "Vogue Paris" would later claim her as one of the top 30 models of the 2000s. Ward's acting credits include the movies "The Black Balloon" (2008), "The Strangers" (2008), "" (2011) and "The Great Gatsby" (2013).