Major-General Cyril Aubrey Blacklock, CB, CMG, DSO & Bar (26 September 1880 – 14 October 1936) was a British Army officer who commanded several divisions on the Western Front during the First World War.
[3] Blacklock was a Militia officer when he was commissioned into the King's Royal Rifle Corps as a second lieutenant on 5 January 1901.
[5] Blacklock resigned his commission on 23 April 1904, while his battalion was stationed in India, and emigrated to Canada, where he settled at Port Rowan, Ontario.
[3] Following the outbreak of the First World War, Blacklock returned to England to rejoin his old regiment and quickly achieved promotion.
[3][7] He was wounded during the Battle of Guillemont in September 1916 and was awarded a Bar to his Distinguished Service Order for his actions.