Charles Mills Drury CBE DSO ED QC BCL was born in Montreal, Québec (QC), son of Victor M. Drury and Pansy (Mills) Drury both of Montreal. Drury was educated at Bishop's College, Lennoxville, QC, Royal Military College, Kingston, Ontario and at McGill University, Montreal and at the University of Paris where he received his BCL degree. From January 1940 to September 1945 he served in the Royal Canadian Artillery.

On July 18 and 19, 1944, as artillery representative of the 4th Canadian Infantry Brigade headquarters for the attack on German forces at Louvigny, France, in Normandy, Drury went beyond the infantry points to spot the German positions. During the battle he stayed at a forward observation post in spite of snipers and mortar and shellfire, personally directing the artillery on the enemy. When the brigade commander became wounded, Drury took charge of the fighting until relieved. Drury was awarded the Distinguished Service Order (DSO) for his gallantry and distinguished services in action.

By war's end, Drury had attained the rank of Brigadier. Following WW2, he was Deputy Minister of National Defence from 1949 to 1955. He was a lawyer who after 1955 held senior executive positions in the private sector, including, President and Managing Director, Provincial Transport Co., Montreal; President, Regent Fund Limited and Director, The Foundation Company of Canada. In 1939, Drury had married Jane Ferrier Counsell. They had two sons and two daughters.