Lieutenant-Colonel Giles Alexander Meysey Vandeleur, DSO (2 September 1911 – 9 March 1978) was a British Army officer during the Second World War.
He was the only son of Alexander Moore Vandeleur of Cahercon, Kildysart, Co. Clare, Ireland and the Hon.
His father was killed in action in the early months of World War I; his mother remarried Sir Algar Howard.
As acting Commanding Officer of the 2nd Armoured Battalion Irish Guards, he served under his cousin Brigadier Joe Vandeleur (their grandfathers were brothers) in the breakout of XXX Corps during Operation Market-Garden.
[2][3][4] He was married four times: firstly to Jean Salmond, and secondly to Pamela Wood: both marriages ended in divorce.