Latin terms
| baptismi, baptizata, baptizatus | getauft, getauft worden | christened |
| (baptizavi) filium | (Ich habe getauft) den Sohn | (I baptized the) son |
| carnifex | Henker | executioner |
| casualia | kirchliche Gebühren | church fees |
| Cleophae Martyris | der 25. September | September 25 |
| coelebs | ledig | single |
| cognati remotiores | entfernte Verwandte | distant relative(s) |
| cognatus (kognat) | Blutsverwandter aus der weiblichen Linie | Blood relation from the feminine line |
| cognomen | Name, Nachname | name, surname |
| cohabitatio | Beischlaf | |
| cohereditas | Miterbschaft | co-inheritance |
| colebs | unehelich | illegitimate, born out of wedlock |
| colibes | ledig | single, not married |
| collateralis | Ehefrau | wife |
| colon, colonus | Paechter (lat. "colere" = "bebauen") | tenant |
| commater | Patin, Gevatterin | godmother |
| compater | Pate, Gevatter | godfather |
| computatio gradum | Berechnung der Verwandtschaftsgrade | calculating the relationship |
| concubitus anticipatus | Beischlaf vor der Trauung | |
| conjugalis | ehelich | legitimate, legal (child) |
| conjugatis | verheiratet | married |
| conjuges | Eheleute | married couple |
| conjugium | Ehe(schließung) | marriage |
| conjugum | ehelich, verheiratet | legitimate, married |
| conjunctio | Verwandtschaft | relatives |
| conjunctus | verheiratet | married |
| conjux | Gatte, Gattin | husband, wife |
| consanguineus | Blutsverwandter | blood relative |
| consanguinitas | Blutsverwandtschaft | blood relation |
| consobrinus | Geschwisterkind (aus der weiblichen Linie) | brothers and sisters child (from the feminine line) |
| consocer | Schwiegervater | father in law |
| consoceri | Schwiegereltern | parents in law |
| consors | gleichberechtigt, brüderlich; Teilhaber, Gefährte; Bruder, Schwester | equally, brotherly; partner, companion; brother, sister |
| conthoralis | Ehefrau | wife |
| conubium | Ehe, Heirat | marriage |
| copulatus est | getraut worden | have been married |
| coreator | Gerber | tanner |
| corpulatio | Trauung | marriage |
| corpulatorum | Heiratsbuch | marriage book |
| costa | lat.für Rippe=Frau | lat. for rib=woman |
| cum | mit | with |
| curator | Vormund | guardian |