Source: Michael Doyle Their Name Liveth For Evermore: The Great War Roll of Honour for Leicestershire and Rutland.
He was the son of George Henry Blunt a solicitor, born 1844 in Great Wigston, Leics., and his wife Isabella, born 1844 in Scotland. Duncan Hamilton was born in 1879 in Leicester, his siblings were Robert B., born 1874, George E., born 1875 and John W., born 1877, all his siblings were born in Leicester, in April 1881 the family home was at 122, New Walk, Leicester, St. Margaret, in the Ecclesiastical Parish of St. John. In April 1891 Duncan was a scholar and was residing in the family home at 122, New Walk, Leicester, together with his parents and siblings, Robert, George, John and Isabel B., born 1886 in Leicester. In April 1911 Duncan was serving as a Captain with the 2nd Battalion Devonshire Regiment and was stationed at Saint George’s Barracks, Malta. He was twice mentioned in despatches. His citation for the Distinguished Service Order appeared in the London Gazette dated 14th November 1916. He was gazetted to the Devonshire Regiment as a 2nd Lieutenant in January 1899, promoted Captain in 1903, Major in 1915 and temporary Lieutenant Colonel 1916. He served in the South African Campaign and held the Queen’s and King’s Medals with five clasps.