| CUNEDDA, Dunod ap | B. ABT 420 | D. ABT 438 | ||
| CUNEDDA, Edern ap | B. ABT 425 | D. 500 | ||
| CUNEDDA, Einion Yrth ap | B. ABT 423 | D. ABT 500 | ||
| CUNEDDA, Osfael ap | B. ABT 430 | |||
| CUNEDDA, Rhwfon ap | B. BET 419 AND 426 | D. ABT 501 | ||
| CUNEDDA, Tegawr ferch | B. 900 | D. 942 | ||
| CUNEDDA, Tybion ap | B. ABT 417 | D. ABT 440 | ||
| CUNEDDA, Ysfael Gwron ap | B. 418 | D. 29 NOV 436 | ||
| CUNEGONDE, Ermentrude mother of | B. ABT 875 | D. AFT 893 | ||
| CUNNEDDA, Ceredig ap | B. ABT 421 | D. ABT 503 | ||
| CUNOBELIN, Caractacus Gweirdd ap | B. 10 | D. 60 | ||
| CUNOBELLIN, Arvirargus ap | B. 10 | D. 60 | ||
| CUNZO, Unzelinus | B. 585 | D. 607 | ||
| CURES DES SABINS, Demophon | B. 25 BC | |||
| CURTIS, Abigail | B. 15 SEP 1695 | D. 1733 | ||
| CURTIS, Sarah | B. 1694 | |||
| CURTIS, William | B. 22 SEP 1693 | D. 1767 | ||
| CURTIS, William | Chr. 21 JUN 1618 | D. 21 DEC 1702 | ||
| CURTISS, Abraham | B. 10 MAY 1701 | D. 7 SEP 1779 | ||
| CURTISS, Anna Beach | B. 17 MAY 1697 | D. 18 MAY 1733 | ||
| CURTISS, Benjamin | B. 25 DEC 1704 | D. 28 JUL 1782 | ||
| CURTISS, Charles | D. 1753 | |||
| CURTISS, Eunice | B. 1 AUG 1699 | D. 1750 | ||
| CURTISS, Josiah Jr. | D. 26 MAY 1773 | |||
| CURTISS, Josiah | B. 30 AUG 1662 | D. BEF 20 NOV 1745 | ||
| CURTISS, Mary | B. 25 JUL 1711 | D. 18 JUL 1789 | ||
| CURTISS, Matthew | B. 1 DEC 1712 | D. 29 NOV 1796 | ||
| CURTISS, Matthew | B. 16 DEC 1708 | D. BEF 1712 | ||
| CURTISS, Mehitable | D. 1753 | |||
| CURTISS, Peter | B. 1 APR 1707 | D. 30 MAR 1766 |
| CUSHEMAN, Sarah | B. 1592 | D. 1 NOV 1638 | ||
| CUSTENNIN, Aurelius Ambrosius ap | B. 440 | |||
| CUSTENNIN, Bledric ap | B. 530 | D. 616 | ||
| CUSTENNIN, Digain ap | B. ABT 429 | |||
| CUSTENNIN, Meirchion ap | B. ABT 430 | |||
| CUYLENBURG VAN FRIESLAND, Gerbrand van | B. 908 | |||
| CYAXARES, Darius the Mede II | D. DECEASED | |||
| CYFNERTH, Hwen ferch | ||||
| CYLLIN, Owain ap | B. ABT 65 | D. UNKNOWN | ||
| CYMBELINE, Cunobelinus of Britain | B. 19 BC | D. 40 | ||
| CYMRU, Gloyw Gwallt Hir ap Rhuddfedd of | B. 280 | D. ABT 350 | ||
| CYNAN, Dinogan ap | B. 575 | |||
| CYNAN, Eiludd ap | B. ABT 585 | D. 642 | ||
| CYNAN, Gradlon ap | B. 330 | D. 434 | ||
| CYNAN, Selyf ap | B. 571 | D. ABT 616 | ||
| CYNAN MERIADOC, Echea verch | B. ABT 332 | |||
| CYNEN, Cadwaladr ap | B. 790 | |||
| CYNFARCH, Clydno ap | ||||
| CYNFAWR, Drustan ap | B. ABT 415 | |||
| CYNFOR, Aldroenus ap | B. 425 | |||
| CYNFOR, Bretaign ap | B. 427 | |||
| CYNFYN, Iwerydd ferch | B. 1024 | |||
| CYNFYN, Merfyn Mawr ap | B. ABT 620 | |||
| CYNFYN, Unknown Spoue of Merfyn Mawr ap | B. ABT 630 | |||
| CYNGEN, Cadell ap | B. ABT 510 | |||
| CYNGEN, Gryffydd ap | B. ABT 786 | D. 814 | ||
| CYNGEN, Ieuaf ap | B. ABT 508 | |||
| CYNGEN, Ieuaf ap | B. ABT 785 | |||
| CYNGEN, Maig ap | B. ABT 504 | |||
| CYNGEN, Mawn ap | B. ABT 506 |