Trivia

Has Norwegian ancestry through her maternal grandmother Grethe Wulfsberg Wyndham.

Direct descent from the Guinness family through her father's side. Her father Jonathan Guinness is the son of Bryan Guinness and Diana Mosley. Her great-grandfather is Walter Guinness, 1st Baron Moyne, son of Edward Cecil Guinness, 1st Earl of Iveagh, and grandson of Benjamin Lee Guinness, who in turn was the grandson of Arthur Guinness, the founder of the Guinness brewery business.

Her paternal grandmother is Diana Mosley usually known as Diana Mitford, was one of the Mitford sisters. She was first married to Bryan Guinness, and with whom she was part of the Bright young things social group of Bohemian young aristocrats and socialites in 1920s London. Her marriage ended in divorce as she was pursuing a relationship with Sir Oswald Mosley, 6th Baronet of Ancoats, leader of the British Union of Fascists. She married Mosley at the home of Joseph Goebbels in 1936, with Adolf Hitler as guest of honor. Subsequently, her involvement with Fascist political causes resulted in three years' internment during the Second World War.