- Cadet Life, Organizations, and Activities, 18451
- Capital Club of Williamsburg Records, 1960/2015, bulk 1970/20001
- Carol B. Hannum Drawings of Dogs, 1997/20183
- Carol Barton papers, 1973/20204
- Caroline Brandt papers, 1964/20205
- Carolyn Rhodes Papers, 1924/20192
- Carrie Koeturius Papers, 1982/20183
- Carroll LaHaye Collection, 1980/2020, bulk 1996/20051
- Carroll Wilkinson Papers, 1914/2018, bulk 1979/20184
- Catalogs (PB-01), 1936/202011
- Cece Bell Papers, 1988/20171
- Center for Student Diversity Records, 1975/20131
- Chamber Music Society of Williamsburg (CMSW) papers, 1987/202419
- Chandi J. Singer papers, 1966/20222
- Charles L. Barzun correspondence, 20182