Deborah Vivien Freeman-Mitford was born 31 March 1920 in Asthall Manor, Oxfordshire, England, United Kingdom to David Bertram Ogilvy Freeman-Mitford, 2nd Baron Redesdale (1878-1958) and Sydney Bowles (1880-1963) and died 24 September 2014 of unspecified causes. She married Andrew Robert Buxton Cavendish, 11th Duke of Devonshire (1920-2004) 19 April 1941 .
|Offspring of Andrew Robert Buxton Cavendish, 11th Duke of Devonshire and Deborah Vivien Freeman-Mitford (1920-2014)|
|Mark Cavendish (1941-1941)|
|Emma Cavendish (1943)|
|Peregrine Andrew Morny Cavendish, 12th Duke of Devonshire (1944)||27 April 1944||Amanda Carmen Heywood-Lonsdale (1944)|
|Victor Cavendish (1947-1947)|
|Mary Cavendish (1953-1953)|
|Sophia Louise Sydney Cavendish (1957)|