Cairns,
Hugh John Forster Cajal,
Santiago Ramón y Calmette,
Albert Calne,
Roy Yorke Cardozo,
William Warrick Cardano,
Girolamo Carlsson,
Arvid Carrel,
Alexis Céline,
Louis-Ferdinand Chain,
Ernst Boris Charcot,
Jean-Martin Charnley,
John Cheyne,
John Clark,
Wilfrid Edward Le Gros Claude,
Albert Cohen,
Stanley Cormack,
Allan M. Cori,
Carl (Ferdinand) and Gerty (Theresa, born Radnitz) Cournand,
André Frédéric Crick,
Francis Harry Compton Cushing,
Harvey Williams