She was the dau of Wilfrid Haig LOYD (1893-1971) and (m 1921) Emily Charlotte Eileen (1896-1978) dau of Sir Charles John OAKELEY, 5th Baronet. She m 1954 the 5th Baron St Oswald (1919-1999) and had a son Charles Rowland Andrew Winn (the 6th Baron) b 1959 and Geva Charlotte Caroline now BLACKETT see Blackett Baronets - b 1955.
The Telegraph has caught up with the Y Post announcment:
From the Telegraph of 3 Oct 2023: ST OSWALD Denise, Dowager Lady, wife of the late Derek, much loved mother of Geva and Charles, grandmother and great-grandmother died peacefully at home on 27th September 2023 aged 94. Funeral private, family flowers only. Donations in lieu, if desired, to Wakefield Hospice or Held In Our Hearts…