[1] An incident when Sibell and her sister, Mary, remained closed out of their home, Halkin House, inspired a scene of Evelyn Waugh's Vile Bodies.
[2] Sibell Lygon was the receptionist at the hairdressing and beauty establishment in Bond Street run by Violet Cripps, former wife of her maternal uncle, Hugh Grosvenor, 2nd Duke of Westminster.
[1] She was also a Socialist and a journalist and contributed stories to Harper's Bazaar.
[3] On 11 February 1939, Lady Sibell Lygon married Michael Rowley, an aircraft designer eight years her junior, son of Violet Cripps.
She had a relationship with Francis Byrne Warman and Harry Primrose, 6th Earl of Rosebery.