- Cartier-Bresson, Henri, 1908-20041
- Catholic Church -- Charities1
- Century Club (New York, N.Y.)1
- Cerro de Pasco Mining Syndicate1
- Chapman, Dick1
- Chapman, John Jay, 1862-19331
- Cleveland, Grover, 1837-19081
- Columbia Broadcasting System, Inc.1
- Columbia College (New York, N.Y.) -- Administration1
- Columbia University Club1
- Columbia University. Graduate School of Journalism1
- Columbia University. School of Engineering1
- Columbia University. School of Mines1
- Columbia University. Trustees1
- Corrigan, Michael Augustine, 1839-19021
- Cortelyou, George B (George Bruce), 1862-19401
- Coudert, Frederic R (Frederic ReneĢ), 1832-19031
- Cowan, Louis G., 1909-19761
- Daly, Joseph Francis, 1840-19161
- Dana, Richard Henry, 1851-19311