| Name | Relationship with William King | Civil | Canon |
| Caddell, Nannie | 2nd cousin | VI | 3 |
| Caddell, Roan | 1st cousin once removed | V | 3 |
| Caddell, Samantha | 1st cousin once removed | V | 3 |
| Caddell, Turner | 1st cousin once removed | V | 3 |
| Caddell, Vernie | 2nd cousin | VI | 3 |
| Caddell, William | Husband of the grandaunt | | |
| Caddell, William | 1st cousin once removed | V | 3 |
| Caddell, William R | 1st cousin once removed | V | 3 |
| Campbell, Rose | Wife of the 2nd cousin | | |
| Carns, Mollie | Wife of the 2nd cousin | | |
| Carpenter, Amanda | Wife of the 1st cousin once removed | | |
| Carper, Bonnie | Wife of the grandson | | |
| Caudle, Jessie | 2nd great-grandfather | IV | 4 |
| Chafee, Edward | Nephew | III | 2 |
| Chafee, Geroge Williams | Nephew | III | 2 |
| Chafee, Roger | Brother-in-law | | |
| Coldiron | Husband of the 2nd cousin | | |
| Collinsworth, Jeffrey | Husband of the great-granddaughter | | |
| Combs, Ada | Wife of the grandson | | |
| Conley, Phyllis | Wife of the grandson | | |
| Cooper, Lindsey | Husband of the 2nd cousin | | |
| Cordell, China | 1st cousin | IV | 2 |
| Cordell, Della | 1st cousin | IV | 2 |
| Cordell, Effie | 1st cousin | IV | 2 |
| Cordell, Elias Lafayett | 2nd cousin | VI | 3 |
| Cordell, Ella | 1st cousin | IV | 2 |
| Cordell, Elsie | 1st cousin | IV | 2 |
| Cordell, Enoch | 2nd cousin | VI | 3 |
| Cordell, Eva | 1st cousin | IV | 2 |
| Cordell, Infant | 1st cousin | IV | 2 |
| Cordell, Infant | 1st cousin | IV | 2 |
| Cordell, James | Husband of the 1st cousin once removed | | |
| Cordell, John Coffie | 1st cousin | IV | 2 |
| Cordell, Minnie Dallas | 1st cousin | IV | 2 |
| Cordell, Sarah | Grandmother | II | 2 |
| Cordell, Tenna | 1st cousin | IV | 2 |
| Cordell, Tennie | 2nd cousin | VI | 3 |
| Cordell, Unknown | Husband of the aunt | | |
| Cordill, Stephen | Great-grandfather | III | 3 |
| Cox, Francis | Wife of the 2nd cousin | | |
| Cox, Gertrude | Wife of the 2nd cousin | | |
| Cox, Narcissie | Wife of the 2nd cousin | | |
| Crawford, Ada | Sister-in-law | | |
| Craycraft, Sharon | Wife of the grandson | | |
| Creekmore, Addison | Husband of the 1st cousin once removed | | |
| Creekmore, Alice | Wife of the 2nd cousin | | |
| Creekmore, Emby | 2nd cousin | VI | 3 |
| Creekmore, Ernest | 2nd cousin | VI | 3 |
| Creekmore, Everett | 2nd cousin | VI | 3 |
| Creekmore, Francis | Husband of the 2nd cousin | | |