- Brown v. The Board of Education, Newman, I. DeQuincey (Isaiah DeQuincey), 1911-1985, National Association for the Advancement of Colored People (NAACP)1
- C. C. Johnson Consistory 1361
- Campaign for Attorney General1
- Carter, Jimmy, 1924- , Mondale, Walter F., 1928-1
- Christian Action Council1
- Citizens for Competitive America1
- Civil Rights, Newman, I. DeQuincey (Isaiah DeQuincey), 1911-19851
- Clark, Roy C., Meadowlake, Middleton-Rosemond United Methodist, Columbia (S.C.)1
- Coastal Plains Board1
- Columbia (S.C.), Columbia College1
- Columbia (S.C.), Midcom Corporation1
- Columbia (S.C.), National Association for the Advancement of Colored People (NAACP)1
- Columbia (S.C.), Orangeburg (S.C.), University of South Carolina, Civil Rights1
- Columbia (S.C.), The Circuit Court of South Carolina, Third Judicial Circuit1
- Columbia United Jewish Welfare Federation, Newman, I. DeQuincey (Isaiah DeQuincey), 1911-1985, Civil Rights, Human Rights1
- Commission on Higher Education, Medical University of South Carolina, Charleston (S.C.), School of Medicine at the University of South Carolina1
- Commission on higher education, Blue-ribbon committee on medical doctor education1
- Comptroller General, State of South Carolina, South Carolina State Prayer Breakfast, Carolina Inn, Columbia1
- Council on Ministries, Grant, Karen Ross, Newman, I. DeQuincey (Isaiah DeQuincey), 1911-1985, Middleton-Rosemond United Methodist, Columbia (S.C.), Meadowlake1
- Daniel, Michael R., Meadowlake, Summerhill, Forest Park, South Carolina Department of Mental Health1