| Name | Relationship with Tracy Laudenslager | Civil | Canon |
| Conquest, Karina Beth | Half 6th cousin | XIV | 7 |
| Conquest, Kristina Marie | Half 6th cousin | XIV | 7 |
| Conrad, Alston | Half 6th cousin once removed | XV | 8 |
| Conrad, Joseph | Husband of the half 6th cousin | | |
| Conrad, Reily | Half 6th cousin once removed | XV | 8 |
| Conroy, Paula Sue | Wife of the half 4th cousin twice removed | | |
| Cook, Alexandra Lynn | Half 6th cousin | XIV | 7 |
| Cook, Amanda | Half 6th cousin once removed | XV | 8 |
| Cook, Charles | Ex-husband of the half 6th cousin | | |
| Cook, Jacob William | Half 6th cousin once removed | XV | 8 |
| Cook, Laurel Marie | Half 6th cousin | XIV | 7 |
| Cook, Philip Wayne | Husband of the half 5th cousin once removed | | |
| Cook, Samuel Robert | Half 6th cousin once removed | XV | 8 |
| Cook, Shannon | Half 6th cousin once removed | XV | 8 |
| Cook, William Robert | Husband of the half 6th cousin | | |
| Cooper, Sandra Elaine | Wife of the half 6th cousin | | |
| Corcker, Carol | Ex-wife of the 2nd cousin | | |
| Crabb, Jena Marie | Half 6th cousin | XIV | 7 |
| Crabb, Robert Edward | Husband of the half 5th cousin once removed | | |
| Crabb, Ryne Edward | Half 6th cousin | XIV | 7 |
| Cramer, Constance Louise | Wife of the 1st cousin once removed | | |
| Craun, Dean Horace | Husband of the half 3rd cousin 3 times removed | | |
| Craun, Donald Dean | Half 4th cousin twice removed | XII | 7 |
| Craun, Elizabeth Janet | Half 5th cousin once removed | XIII | 7 |
| Craun, Ethan William | Half 6th cousin | XIV | 7 |
| Craun, Janet Louise | Half 4th cousin twice removed | XII | 7 |
| Craun, William Dean | Half 5th cousin once removed | XIII | 7 |
| Crawley, Mary Ellen | Wife of the half 4th cousin twice removed | | |
| Crossen, Thelma Rebecca | Wife of the granduncle | | |
| Crosson, Marlin | Husband of the 1st cousin once removed | | |
| Crosson, Ricky Eugene | 2nd cousin | VI | 3 |
| Crown, Tamera Dawn | Wife of the half 5th cousin once removed | | |
| Cufr, Jacquiline Joy | Half 6th cousin | XIV | 7 |
| Cufr, Jamie Lee | Half 6th cousin | XIV | 7 |
| Cufr, Jerry | Ex-husband of the half 5th cousin once removed | | |
| Cullen | Ex-husband of the 2nd cousin once removed | | |
| Cullen, Edward Joseph | 3rd cousin once removed | IX | 5 |
| Cullen, Karen Marie | 3rd cousin | VIII | 4 |
| Cullen, Patti Ann | 3rd cousin | VIII | 4 |
| Cullen, Roger Edward | Husband of the 3rd cousin | | |
| Cullen, Thomas Leonard | 3rd cousin once removed | IX | 5 |
| Cunningham, Allison Michelle | 3rd cousin of the wife | | |
| Daisy | 1st cousin twice removed of the wife | | |
| Dan | Husband of the half 6th cousin | | |
| Dan | Half 5th cousin once removed | XIII | 7 |
| Dana | 1st cousin of the wife | | |
| Daniel, Mabel M. | Wife of the 1st cousin twice removed | | |
| Daniels, Addie | 1st cousin 3 times removed | VII | 5 |
| Daniels, Alice Lorene | 3rd cousin once removed | IX | 5 |
| Daniels, Bobby Gene | 3rd cousin once removed | IX | 5 |