Mary Hope Allen (1898- ), daughter of Sir Ernest King Allen and granddaughter of Robin Allen, was assistant to Naomi Royde Smith, literary editor of The Weekly Westminster, 1912-22, and a radio drama producer for the B.B.C. Third Programme, 1927-58. She married John Merrington, and was often called socially Mrs. Merrington, but was known as Mary Hope Allen for professional purposes. Robin Allen (1820-98), poet and critic, was Secretary of Trinity House; Sir Ernest King Allen (1864-1937) was Assistant Public Trustee, 1915-23.
From the guide to the Mary Hope Allen: Correspondence and Papers, c.1850-1980, (Cambridge University Library, Department of Manuscripts and University Archives)