Nationality: English Daphne Diana Joan Susanna Guinness is an English designer, actress, producer, and musician. That's thanks to fashion icon Daphne Guinness, the great-great-granddaughter of Edward Cecil Guinness. Known as an heiress, a muse, a socialite, a designer, and an artist, Daphne (born 1967) is a modern-day living portrait of the fabulous art collection at Kenwood House.