_. Lady Cox, who died 11 November, 2020, aged 86, was the widow of Vice Admiral Sir John Cox, KCB, scion of the Seth-Smith landed gentry family, and mother of the Earl of Radnor.
She was born Anne Garden Farquharson Seth-Smith, daughter of Donald Farquharson Seth-Smith, and married firstly, 8 July, 1953 [div 1962], Jacob Pleydell-Bouverie [1927-2008], then styled Viscount Folkestone [from 1968, 8th Earl of Radnor], son of the 7th Earl of Radnor [1895-1968], and his first wife the former Helena Olivia Adeane [1902-85], scion of that landed family. She married 2ndly, in 1962, Vice Admiral Sir John Michael Holland Cox, KCB [1928-2006], and was widowed, 3 Oct, 2006.
Lady Cox leaves two sons from her first marriage, William Pleydell-Bouverie, 9th Earl of Radnor [born 1955], and the Hon Peter Pleydell-Bouverie [born 1958], and a son and a daughter from her second marriage.