| Name | Sex | Birth date | Birth location | Death date | Death location | Spouse | Marriage date | Marriage location |
| COOK, William | Male | | | | | Erskine, Janet | August 19, 1721 | |
| Cooke, William | Male | | | | | White, Martha | April 27, 1597 | Stockton, Wiltshire, England |
| Coolidge, Simon | Male | | | | | Barron, Hannah | November 17, 1657 | Watertown, Middlesex, Massachusetts |
| Coombs, Martha | Female | | | | | Tompkyns, Giles | | |
| Coombs, Thomas | Male | | | | | Bonner, Mary | | |
| Cooper, Margaret | Female | | | | | Dickinson, Richard | | |
| Cooper, Mary | Female | | | | | Merriam, John | October 21, 1663 | Concord, Middlesex, Mass. |
| Copley, Edward | Male | | | | | Haldenby, ??? | | |
| Coppin, Katherine | Female | | | | | Porredge, Edward | | |
| Corbee, William | Male | | | | | Langton, ??? | | |
| Corbet, Dorothy | Female | Abt. 1423 | Moreton Corbet, Shropshire, England | | | Kynaston, Philip | | |
| Corbet, Elizabeth | Female | Abt. 1409 | Moreton Corbet, Shrops, Eng | | | Sandford, George | | |
| Corbet, Julean | Female | Abt. 1400 | Moreton Corbet, Salop, England | | | Sandford, John | | |
| Corbet, Mary | Female | Abt. 1418 | MORTON, Salop, Eng | | | Charlton, Robert | | |
| Corbet, Richard | Male | 1451 | | December 06, 1493 | | Devereux, Elizabeth | | |
| Corbet, Robert | Male | Abt. 1383 | Moreton Corbet, Shrops, Eng | | | Mallory, Margaret | | |
| Corbet, Roger | Male | Abt. 1330 | Moreton Corbet, Shrops, Eng | Bet. January 1394/95 - January 1395/96 | | Erdington, Margaret | | |
| Corbet, Roger | Male | Abt. 1420 | Moreton Corbet, Shrops, Eng | 1468 | | Hopton, Elizabeth | | |
| Corbet, Thomas | Male | Abt. 1407 | Moreton Corbet, Shrops, Eng | 1436 | | Des Barres, Ancareta | | |
| Corbit, Anna | Female | Abt. 1436 | | | | Sturry, John | | |
| Cornewall, Gilbert | Male | | | | | Reade, Elizabeth | Abt. 1626 | Of, Abingdon, Berkshire, England |
| Cornish, Mary | Female | | | | | Rood, Mariner | July 18, 1744 | Norwich, New London, Conn |
| Cornwall, Mary | Female | Abt. 1565 | Berkshire, England | | | Read, Thomas IV | | |
| Cornwall, Matilda | Female | Abt. 1388 | Walcot, Shropshire, England | | | Wolcott, John | 1416 | |
| Cornwall, Richard | Male | | | | | Milbourne, Jane | Abt. 1522 | Of, Berrington, Herefordshire, England |
| Cornwall, Thomas | Male | Abt. 1533 | England | | | Woodruff, Elizabeth | | |
| Cotten, Dorothy | Female | Abt. 1610 | England | | | Smith, Henry | Abt. 1623 | Wethersfield, Hartford, CT |
| Courtenay, Elizabeth | Female | Abt. 1430 | Of, Powderham, Devonshire, England | September 01, 1493 | | De Audley, Humphrey Touchet | | |
| Cowan, Janet | Female | | Wemyss, Fife, Scotland | | | Cairns, Robert | | |
| COWIE, Christian | Female | 1659 | Of Clackmannan, Clackmannan, Scotland | | | Condie, Robert | Abt. 1675 | Clackmannan, Clack, Scotland |
| Cowles, John | Male | | | | | Bartlett, Deborah | November 23, 1668 | Hartford, Hartford, Connecticut |
| Cowles, John | Male | | | | | Hart, Mehitabel | | Farmington, Hartford, Conn |
| Cowles, Samuel | Male | | | | | Porter, Rachel | May 12, 1685 | Farmington, Hartford, Connecticut |
| Cowper, William | Male | | | | | Carey, Judith | | |
| Coyt, Nathaniel | Male | | | | | DAVIS, Elizabeth | | Gloucester, Essex, MA |
| Crafts, Abigail | Female | | | | | Goodrich, Jonathan | December 02, 1691 | Of Weathersfield, Hartford, Conn |
| Crafts, Rebecca | Female | | | | | Goodrich, Jonathan | December 02, 1691 | |
| Cranston, Mary | Female | | | | | Brooks, John | Bet. January 11, 1681/82 - January 1682/83 | |
| Crocker, Samuel | Male | | | | | Woolcott, Hannah | December 30, 1697 | |
| Crook, Heber Giles | Male | | | | | Nicol, Sarah Matilda | December 14, 1887 | Logan, Cache, UT |
| Cross, Annette | Female | | | | | Gilbert, James Phillip | | |
| Crottall, Margaret | Female | Abt. 1524 | England | | | Haffinden, Robart | May 12, 1544 | Tenterden, Kent, England |
| Crow, Deborah | Female | | | | | Warner, Andrew | | |
| Crowe, Samuel | Male | | | | | Lewis, Hannah | May 17, 1671 | |
| Crowfoot, John | Male | | | | | Kent, Sarah | | |
| Crowfoot, Samuel | Male | | | | | Warner, Mary | Abt. 1693 | Springfield, Mass |
| Cudworth, Mary | Female | | | | | Whitcomb, Robert | May 19, 1669 | Scituate, Plymouth, MA |
| Cummings, Melinda Ann | Female | | | | | Ross, James Andrew | March 06, 1857 | |
| Cummings, Richard | Male | Abt. 1581 | England | | | Bonython, ??? | | |
| Cummings, Sarah Ann | Female | | | | | Ross, James Andrew | | |