Duncan Sandys was born on 24 January 1908 in Manor House, Sandford Orcas, Dorset, England, UK. He was married to Marie-Claire Schmitt and Diana Churchill. He died on 26 November 1987 in London, England, UK.
Father of fellow politician Laura Sandys, by his second wife, Marie-Claire Schmitt. Laura is frequently misidentified as a granddaughter of Winston Churchill.