1  Clare Frances Fortescue THOMSON (21 Jan 1907 Kensington, London, England – 16 Oct 2002 Kensington and Chelsea, London, England)
   +  Anthony Crommelin CROSSLEY (13 Aug 1903 Bucklow, Cheshire, United Kingdom – 15 Aug 1939 Denmark)
      2  Penelope Georgina CROSSLEY (22 Mar 1928 Chelsea, London, England – )
         +  Henry Ronald BURN-CALLANDER (6 Nov 1921 Amesbury, Wiltshire, England – 26 Mar 1999)
         +  15th Earl of Lindsay David LINDESAY-BETHUNE (9 Feb 1926 St George Hanover Square, London – 1989 Congleton and Crewe, Cheshire, England)
         +  Godfrey Stafford BOSTOCK (1915 – 18 Aug 2008)
      2  Francis Patrick Irwin CROSSLEY (17 Mar 1929 Marylebone, London – 26 Aug 1953 Shropshire, England)
      2  Virginia Charlotte Theresa CROSSLEY (20 Aug 1936 Marylebone, Greater London – 4 Feb 2005 Kensington and Chelsea, London, England)
         +  Alain R E CAMU 
         +  Marchese Francesco D’AYALA AYALA