Lieutenant-General Sir Thomas D’Oyly Snow, was a British Army officer who fought on the Western Front during the First World War. He played an important role in the war, leading the 4th Division in the retreat of August 1914, and commanding VII Corps at the unsuccessful diversion of the Attack on the Gommecourt Salient on the first day on the Somme and at the Battle of Cambrai in November 1917.

VII Corps was an army corps of the British Army active in the First and Second World Wars. In the early part of the Second World War it was part of the defence forces of the United Kingdom, and later acted as a shadow formation for deception purposes.