Maud E. Gladstone, Lady Gladstone of Hawarden, was the second daughter of the first and last baron Rendel (died 1913). In 1890 she married Henry Neville Gladstone (1852-1935) the third son of Liberal Party leader and Prime Minister, William Ewart Gladstone (1809-1898) and his wife Catharine. Lady Gladstone was a great music lover and had many friends and acquaintances who were musicians including Mary Carmicheal (died 1935) and her sister Rose's son Harry Stewart Goodhart-Rendel who composed music and was Slade Professor of Fine Art at Oxford University from 1933-1936. Lady Gladstone died in 1941.
From the guide to the Lady Gladstone Papers, 1894-1941, (Bangor University)