Annabella Wilmot, later Lady Lowborough, Arthur Huntingdon's paramour, is flirtatious, bold and exquisitely beautiful. She has an affair with Arthur Huntingdon for several years. Helen ignores the affair, but when Annabella's husband discovers it, he divorces her. Gilbert says he hears that after Annabella moves to the continent, she falls into poverty and dies destitute and alone, however stresses he cannot be sure if this is true or merely a rumour.