Name
- Colborne, Francis Lionel Lydstone, army officer, 1855-19241
- Colli, Giuseppi, Conte, diplomat, 1870-19371
- Collingwood, William, naval officer, fl 1856-18741
- Commander of the survey-ship Discovery, 1800-18281
- Commission de Delimitation de la Frontiere Turco-Irakienne, 1920?1
- Compagnie impériale des chemins de fer chinois, 1897-19081
- Companhia de Moçambique, 1891-19421
- Constable, C.G., Lieutenant (later Commander), fl 18601
- Cook, Henry Rex, army officer, 1863-19501
- Cooke, Anthony Charles, Lieutenant-General RE, 1826-19051
- Coote, Charles Henry Eyre, army officer, 1859-19381
- Copeman, Martin George Byard, army officer, d 19421
- Cordeiro, Jorge Xavier, military officer, fl 19061
- Corporation of Mafeking, Bechuanaland Protectorate, Early 20th century1
- Cosens, Gordon Philip Lewes, army officer, d 19281
- Cox, Edgar William, army officer, 1882-19181
- Cox, Herbert, sapper, c 1871-19081
- Cra'aster, Shafto Longfield, railway engineer and army officer in India, 1862-19431
- Craster, John Evelyn Edmond, army officer, 1873-19421
- Creagh, Garrett O'Moore, Knight, commander-in-chief in India, 1848-19231