Names
- Churchill, Winston, Sir, 1874-1965.1
- Clements, William L. (William Lawrence), 1861-1934.1
- Coffey, Wilford L., 1879-1
- Coffman, Lotus Delta, 1875-1938.1
- Compton, Arthur Holly, 1892-1962.1
- Compton, K. T. (Karl Taylor), 1887-1954.1
- Comstock, William Alfred, 1877-1949.1
- Conant, James Bryant, 1893-1978.1
- Connable, Alfred B. (Alfred Barnes), 1904-1
- Cook, Franklin Mead, 1863-1
- Coolidge, Calvin, 1872-1933.1
- Copeland, Royal S. (Royal Samuel), 1868-1938.1
- Couzens, James, 1872-1936.1
- Cram, Esther Marsh.1
- Dana, Samuel Trask, 1883-1978.2
- Darrow, Clarence, 1857-1938.1
- Day, Edmund Ezra, 1883-1951.1
- De Kruif, Paul, 1890-1971.1
- Deming, Olcott Hawthorne, 1909-1
- Denny, George Hutcheson, 1870-1955.1