Bill Blass is an American fashion house, founded by William Blass in 1970. Bill Blass has recorded 15 fragrances. The earliest edition was released in 1978 and the latest one in 2011. Bill Blass fragrances were created in cooperation with perfumers Jean-Claude Delville, IFF, Pierre Constantin Gyros, Valerie Garnoche Mintzel, Delphine Glitch, Sophia Groissman.