Name
- Burton, Richard Francis, Knight, explorer and author, 1821-18901
- Busk, George, FRS, surgeon1
- Cameron, Verney Lovett, Commander African explorer1
- Carpenter, George Herbert, entomologist1
- Carpenter, Philip Herbert, zoologist1
- Carpenter, William Benjamin, naturalist1
- Carruthers, William, Keeper of Botany British Museum1
- Cauchy, Philippe Francois, geologist1
- Charlesworth, Edward, geologist1
- Christison, Robert, 1st Baronet, toxicologist1
- Clark, Andrew, 1st Baronet, of Cavendish Square, physician, 1826-18931
- Clarke, Charles Baron, FRS; botanist1
- Clarke, John Mason, American geologist1
- Clarke, William Branwhite, geologist1
- Clarke, William Eagle, naturalist1
- Clift, William Home, naturalist; son of William Clift1
- Clift, William, naturalist1
- Cole, William Willoughby, 3rd Earl of Enniskillen1
- Conybeare, William Daniel, geologist, Dean of Llandaff1
- Cooke, Edward, Under-Secretary of State, 1755-18221