Sir Walter Barttelot , 3rd Baronet Sir Walter Balfour Barttelot , 3rd Baronet DSO ( 22 March 1880 – 23 October 1918 ) was of the Barttelot Baronetcy and grandson of Sir Walter Barttelot , 1st Baronet . The Barttelots are said to have come into England with William the Conqueror , and to have fixed their residence at a place called " At Ford " , in the parish of Stopham Sussex . Early life and military career . Barttelot was born at The Manor , Sidmouth on 22 March 1880 . He was educated at Fonthill , East Grinstead and Eton College . He then attended Royal Military Academy Sandhurst and was commissioned as a second lieutenant in the 2nd Battalion , Dorsetshire Regiment on 6 December 1899 . The regiment was stationed in South Africa , so he was involved throughout the Second Boer War , part of the time he was an Aide de Camp to General Talbot Coke , and he also served as a staff officer to Colonel Williams , who commanded a Mounted Infantry Column . He succeeded to the title of 3rd Baronet Barttelot , on 23 July 1900 , after his father , Sir Walter George Barttelot , 2nd Baronet , was killed in action during the Boer War . He transferred to the 1st Battalion , Coldstream Guards on 12 February 1901 , returning to the United Kingdom with them in October 1902 . The 3rd baronet received the Queen ' s South Africa Medal with six clasps and the King ' s South Africa Medal with two . He married Gladys St . Aubyn Angove , daughter of William Collier Angove , on 17 November 1903 . He was promoted to lieutenant on 9 November 1903 , and to captain on 18 May 1910 . He served in Egypt from 1906 to 1908 , and from 27 June 1911 he was Aide de camp , and from 12 August 1913 to 14 October 1914 , Military Secretary to Lord Denman the Governor - General of Australia . First World War . With the outbreak of the First World War , Barttelot initially served in France with the 4th ( Reserve ) Battalion Coldstream Guards , from 12 August 1914 , where he was wounded at the Battle of the Aisne and also awarded the French Croix de guerre . He was then appointed a General Staff Officer , Grade III on 11 February 1915 and was concerned with coastal defence around Portland , and served in the ill - fated Gallipoli Campaign from July 1915 , where he was promoted major on 1 September 1915 . He was appointed a Brigade Major on 11 January 1916 , for the Mesopotamian campaign . He was appointed to the Distinguished Service Order ( DSO ) on 22 December 1916 , and appointed GSO , Grade II from 11 September 1917 . and was Military Attaché to Tehran from 17 March 1918 with temporary promotion to lieutenant - colonel whilst performing those duties . He was awarded a brevet promotion to lieutenant - colonel for his service in Mesopotamia on 3 June 1918 , and was killed , ( aged 38 ) on 23 October 1918 in Tehran , Persia and was buried in the Tehran War Cemetery . In addition to his DSO , he had also been Mentioned in Despatches four times . He had come to know Gertrude Bell during his time in Tehran , and in a letter to her mother on 25 October 1918 , she wrote : Family . Barttelot was survived by his wife and two sons . The eldest son , Sir Walter de Stopham Barttelot , 4th Baronet , was killed in action as a brigadier on 16 August 1944 , in Normandy during Operation Overlord during the Second World War . Barttelot was commemorated with memorial services in Stopham Parish Church on 9 November 1918 , and at Holy Trinity Brompton on 11 November . His widow remarried , to Commander N . W . Diggle CMG , Naval Attaché in Rome , on 30 April 1920 . Barttelot ' s brother , Lieutenant - Commander Nigel Kenneth Walter Barttelot had been killed in the early days of World War I , whilst commanding the destroyer HMS " Liberty " during the Battle of Heligoland Bight . Legacy . Barttelot Road , in Horsham West Sussex , takes its name from the family .