Henry Petty-Fitzmaurice
Petty-Fitzmaurice was the younger son of the former Lady Maud Evelyn Hamilton and Henry Charles Keith Petty-Fitzmaurice, 5th Marquess of Lansdowne, a British statesman who served successively as the fifth Governor General of Canada, Viceroy of India, Secretary of State for War, and Secretary of State for Foreign Affairs. His elder brother, Henry Petty-Fitzmaurice became the 6th Marquess and Charles inherited the Meikleour estate.