Giffard LeQuesne Martel

Lieutenant-General Sir Giffard Le Quesne Martel (10 October 1889 – 3 September 1958) was a British Army officer who served in both World War I and World War II. He was the son of Brigadier General Charles Philip Martel, C.B., Chief Superintendent of Ordnance Factories. He married Maud Mackenzie on 29 July 1922 and they had two children, a son, Major Peter Martel, MC, born 1938 and a daughter, Gillian, born 1941. Familiarly known as "Q Martel" or just "Q", he was a pioneering British military engineer and tank strategist.