About Violet Bonham Carter
Helen Violet Bonham Carter, Baroness Asquith of Yarnbury,, known until her marriage as Violet Asquith, was a British politician and diarist. She was the daughter of H. H. Asquith, Prime Minister from 1908 to 1916, and she was known as Lady Violet, a courtesy title, after her father's elevation to the peerage as Earl of Oxford and Asquith in 1925. Later she became active in Liberal politics herself, and was a leading opponent of appeasement. She stood for Parliament and became a life peer.
Biography source:
Wikipedia
