Nicholas James Headlam-Morley, formerly of Whorlton, Co Durham and Highgate, London. A Service of Thanksgiving will be held at St Mary’s Church, Whorlton, at 12 noon on Friday, 10 February.
Source: The Telegraph, 3 February 2023
Presumably he was son of Kenneth Arthur Sonntag Headlam-Morley, of Whorlton Hall (1901-1982) and of his wife, Lorna Dione Smith (1922-2011). Kenneth is known to have had three sons and two daughters, though the most recent Bukrke's LG I have does not show him as having been married.
https://www.findagrave.com/memorial/148548963/kenneth-arthur_sonntag-headlam_morley
Whorlton Hall is now a care home, and was recently the scene of a major scandal involving mistreatment of patients. For one of many online stories about this see here: