Sir George Olaf Roos-Keppel, GCIE, KCSI (7 September 1866 – 11 December 1921) was a British military officer who served in the capacities of Political Agent to the Governor-General in Kurram and Khyber, and later as Chief Commissioner, North West Frontier Province from 1908 till 1919. He is also known for his role in 3rd Afghan War.