C
- Pedro Álvares Cabral, navigator and explorer (1900, 1968, 1984)
- João Caetano, actor (1951, 1963) article in Portuguese
- Joaquim Caetano da Silva, diplomat (1958) article in Portuguese
- Francisco Caldas Júnior, journalist (1968) article in Portuguese
- Pandiá Calógeras, politician (1970) article in Portuguese
- Hélder Câmara, archbishop (2009)
- Luís da Câmara Cascudo, anthropologist and folklorist (1998)
- Antônio Filipe Camarão, soldier (1954)
- Bernardino de Campos, statesman (1942)
- Milton Campos, politician (2000) article in Portuguese
- Manuel Ferraz de Campos Salles, president (1906, 1967, 1991)
- David Canabarro, revolutionary leader (1945)
- Gustavo Capanema, politician (2000) article in Portuguese
- Barão de Capanema, engineer and naturalist (1952) article in Portuguese
- João Capistrano de Abreu, historian (1953, 2003)
- Madalena Caramuru, first literate Brazilian woman (2001) article in Portuguese
- Fernando Henrique Cardoso, president (2003)
- Licínio Cardoso, practitioner of homoeopathy (1952) article in Portuguese
- Carl XVI Gustaf, Swedish king (1984)
- Carlos I, Portuguese king (1908)
- Antonio Carlos, soccer player (1931)
- José Carlos, illustrator (1996) (illustration shown 1996)
- António Óscar Carmona, Portuguese president (1940)
- Eleazar de Carvalho, conductor (2001)
- Carlos Castelo Branco, journalist (1994) article in Portuguese
- Humberto de Alencar Castelo Branco, president (1968, 1972)
- José Plácido de Castro, revolutionary leader (1973, 2002, 2008) article in Portuguese
- Antônio de Castro Alves, poet (1947, 1997)
- Emiliano Di Cavalcanti, painter (painting shown1997)
- Joaquim Arcoverde de Albuquerque Cavalcanti, cardinal (1950)
- Duke of Caxias, military leader and politician (1935, 1939, 1944, 1953, 1954, 1956, 1971, 1980, 2003, 2008)
- Dorival Caymmi, songwriter (sheet music shown1994)
- Cazuza, rock star (1991)
- Vicente Celestino, tenor (1994) article in Portuguese
- Marcellin Champagnat, French priest and saint (1954, 1956)
- Camille Chamoun, Lebanese president (1954)
- Assis Chateaubriand, media mogul (1992)
- Winston Churchill, British prime minister (1965)
- Clare of Assisi, Italian nun and saint (1994)
- Grover Cleveland, US president (1939)
- Coelho Neto, writer and politician (1964)
- Lindolfo Collor, journalist and politician (1990) article in Portuguese
- Christopher Columbus, Genoese navigator (1984, 1992)
- Auguste Comte, French philosopher (1957)
- Benjamin Constant, French politician and thinker (1906, 1939, 1954)
- Nicolaus Copernicus, Polish astronomer (1973)
- Cora Coralina, writer (1989)
- Inocêncio Serzedelo Correia, politician (1978) article in Portuguese
- Leôncio Correia (1865–1950), poet (1965) article in Portuguese
- Manuel Francisco Correia, politician (1978) article in Portuguese
- Antônio Correia Pinto de Macedo, settler and rancher (1966) article in Portuguese
- Afrânio da Costa, Olympic medalist (1992)
- Lucio Costa, architect (2002)
- Artur da Costa e Silva, president (1972)
- Ângelo Moreira da Costa Lima, entomologist (1966)
- Vasco Fernandes Coutinho, colonist (1935)
- Francisco Craveiro Lopes, Portuguese president (1957)
- Luís Cruls, Belgian astronomer (1992)
- Oswaldo Cruz, physician (1950, 1954, 1972, 2000)
- João da Cruz e Sousa, poet (1998)
- Euclides da Cunha, writer (1966)
Read more about this topic: List Of People On Stamps Of Brazil