For all of the photographs taken of her, there is little available about her. Her article in thepeerage.com, "Gwendoline Mary Herries, Baroness Herries of Terregles was born on 11 January 1877. She married Henry Fitzalan-Howard, 15th Duke of Norfolk, son of Henry Granville Fitzalan-Howard, 14th Duke of Norfolk and Augusta Mary Mina Catherine Lyons, on 15 February 1904. She died on 28 August 1945 at age 68.
She gained the title of 12th Baroness Herries of Terregles. She was the daughter of Marmaduke Francis Constable-Maxwell, 11th Lord Herries of Terregles and Hon. Angela Mary Charlotte Fitzalan-Howard. From 15 February 1904, her married name became Fitzalan-Howard."
