Major Carl Otto von Treuenfels, DSO was an English officer of the British Army who died during the First World War.

He was born in 1887, at Edmonton, the son of German timber merchant Conrad Leonhard Waldemar and Alice von Treuenfels (née Holmyard). The younger von Treunfels entered his father's trade as a clerk and, at the time of the 1911 Census, was living at 20 Hampstead Lane, Highgate. He had joined the Honourable Artillery Company on 22 October 1906 as an other rank. Belonging to "A" Battery, von Treunfels attained the rank of serjeant and was commissioned in April 1913 as a second lieutenant.[1][2]

During the war, von Treuenfels served in Gallipoli and on the Western Front, for which he was mentioned in despatches and awarded the Distinguished Service Order. He succumbed to wounds on 24 June 1917 while attached to "C" Battery, 285th Brigade, Royal Field Artillery.[1]

He is buried in Calais Southern Cemetery.


  1. 1.0 1.1 Walker, George Goold (1930), The Honourable Artillery Company in the Great War, 1914-1919, p. 545.
  2. The London Gazette (28709), p. 17. 11 April 1913. Retrieved 19 October 2012.