Nicholai Olivia "Nicky" Hilton (born October 5, 1983) is an American businesswoman, fashion model, socialite, celebutante, heiress and fashion designer. She is a great-granddaughter of Conrad Hilton (founder of Hilton Hotels).  In 2004, Hilton launched her own clothing line. She also designed a line of handbags for Japanese company Samantha Thavasa.  In 2005, Hilton was the face of Australian underwear line Antz Pantz alongside Kimberly Stewart.  Stewart remains contracted, however Hilton has been replaced by Australian model Megan Maitland.  Around this time, Hilton modeled for the cover of Lucire for its New Zealand and Romanian editions.  In 2007, she started her second line, Nicholai, at a higher pricepoint.  Nicholai held its fashion show for the spring/summer 2008 season on September 9, 2007 in New York City during Mercedes-Benz Fashion Week.