ʃiː wʌzðɪ ˈɛldɪst tʃˈaɪld ʌv hˈɛnɹi fɪtsˈælænhˈaʊɚd, fˈɪftiːnθ dˈuːk ʌv nˈɔːɹfək ænd hɪz wˈaɪf, ɡwˈɛndoʊlən kˈɑːnstəbəlmˈækswɛl, twˈɛlfθ lˈeɪdi hˈɛɹiz ʌv tˈɛɹɛɡəlz.
She was the eldest child of Henry Fitzalan-Howard, 15th Duke of Norfolk and his wife, Gwendolen Constable-Maxwell, 12th Lady Herries of Terregles.