
Major-General Sir Hamilton St Clair Bower was a British Indian Army officer who wrote about his travels through Chinese Turkestan and Tibet.

Major General Sir William Throsby Bridges, was a senior Australian Army officer who was instrumental in establishing the Royal Military College, Duntroon and who served as the first Australian Chief of the General Staff. During the First World War he commanded the 1st Australian Division at Gallipoli, where he died of wounds on 18 May 1915, becoming the first Australian general officer to be killed during the war. He was the first Australian officer—and the first graduate of Kingston—to reach the rank of major general, the first to command a division, and the first to receive a knighthood. He is one of only two Australians killed in action in the Great War to be interred in Australia.

Leonidas de Toledo Marcondes de Montezuma was an English cricketer.

Sir Philip Barling Greet, known professionally as Ben Greet, was a Shakespearean actor, director, impresario and actor-manager.

Sir Joseph James Kinsey was a businessman, collector, and philanthropist from Christchurch, New Zealand. He was deeply connected to the Antarctic expeditions of Sir Ernest Shackleton (1874–1922) and Captain Robert Falcon Scott (1868–1912).

General Sir Richard John Meade was a British Indian Army officer.

Sir Charles Bullen Hugh Mitchell was a lieutenant-colonel in the Royal Marines, before joining the Colonial Service, in which he served in British Honduras, British Guiana, Natal. He then served as Governor of Fiji, of the British Colony of Natal & Zululand (1881–1882), and of the Straits Settlements.

Vice-Admiral Sir George Strong Nares was a Royal Navy officer and Arctic explorer. He commanded the Challenger Expedition, and the British Arctic Expedition. He was highly thought of as a leader and scientific explorer. In later life he worked for the Board of Trade and as Acting Conservator of the River Mersey.