Calvin,
Melvin Cannizaro,
Stanislao Carnot,
(Nicolas Leonard) Sadi Carothers,
Wallace (Hume) Cavendish,
Henry Cech,
Thomas R. Chevreul,
Michel-Eugène Claude,
Georges Cleve,
Per Teodor Corey,
Elias James Cornforth,
John Warcup Coulson,
Charles Alfred Cram,
Donald J. Crookes,
William Crutzen,
Paul J. Curl
Jr, Robert F. Curie,
Marie