Alfred John Gardyne Drummond de Chastelain is a British-Canadian retired army officer and diplomat.
On parade with The Calgary Highlanders on 30 June 1990; General de Chastelain (top left)
Wall of Honour, Royal Military College of Canada
Order of the Companions of Honour
The Order of the Companions of Honour is an order of the Commonwealth realms. It was founded on 4 June 1917 by King George V as a reward for outstanding achievements. It was founded on the same date as the Order of the British Empire.
Badge and ribbon of the order
Lord Tweedsmuir, as Governor General of Canada, wearing the Order of the Companions of Honour badge around his neck