The engagement was announced in March 2006 between Mark Graffius, younger son of the late Mr and Mrs Melvin Graffius, and Lydia Elinor Cary Elwes (b. 25 July 1964), scion of that BLG family, younger daughter of Mr Timothy Cyprian George Thomas Elwes (b. 1935), descended from the Barons Rennell of Rodd, of Chelsea, London, by his 1st wife the former Lorna Lyle (b. 1939, now Mrs Ronald Alexander, of St. Andrews, Fife), daughter of Capt Ian Archibald de Hoghton Lyle, of the Lyle Baronets, by his wife the former Hon. Lydia Yarde-Buller (now Lydia Duchess of Bedford), daughter of the 3rd Baron Churston.
Source: The Times