- Burr, David H. 1803-18751
- Burroughs, H. N. (Cartographer)1
- Burrows, R.B. (Cartographer)1
- Cain, Wm. (William), 1847-19301
- Carey, Mathew, 1760-18391
- Carl W. Metz1
- Carolina, Cumberland Gap, and Chicago Railway Company1
- Carson, Carolyn Barr 1924-1
- Cary, John, approximately 1754-18351
- Cawley, J.1
- Charles, Allan D.1
- Charleston County (S.C.). Sanitary and Drainage Commission1
- Chaves, Geronimo 1523-15741
- Collet, John1
- Colton, G. Woolworth (George Woolworth) 1827-1901 1
- Colton, J. H. (Joseph Hutchins) 1800-18931
- Colton, J. H. (Joseph Hutchins) 1800-1893 1
- Comberford, Nicholas, fl. 1645-16651
- Conder, Thomas 1746 or 1747-1831 (Sculptor)1
- Confederate States of America Army Corps of Engineers1