Background
A member of the Mitford family, he was the third son of Edward Ledwich Osbaldeston Mitford (1811–1912). Bertram Mitford was born in Bath in 1855, educated at Hurstpierpoint College in Sussex, went to South Africa in 1874, living in Cheltenham 1881, married Zima Helen Gentle, daughter of Alfred Ebden, 9 March 1886 in Brighton, had daughter Yseulte Helen 3 June 1887 (died July 1969), had son Roland Bertram 17 June 1891 (died 16 April 1932), living in London 1891, and died in Cowfold, Sussex of liver disease in 1914.