| Conan | - | Teutonic Name | Conant | - | Teutonic Name |
| Conary | - | Teutonic Name | Conceição | - | Portuguese Name |
| Concetta | - | Italian Name | Conchita | - | Spanish Name |
| Condola | - | English Name | Condwiramurs | - | Arthurian Name |
| Conelle | - | Gaelic Name | Cong | - | Chinese Name |
| Coniah | - | Biblical Name | Conlan | - | Teutonic Name |
| Conleth | - | Teutonic Name | Conley | - | Teutonic Name |
| Conley | - | Gaelic Name | Conn | - | Teutonic Name |
| Connah | - | Welsh Name | Connal | - | Celtic Name |
| Connelly | - | Teutonic Name | Conner | - | United States Name |
| Connie | - | Teutonic Name | Connolly | - | Irish Name |
| Connor | - | Teutonic Name | Conor | - | Irish Name |
| Conor | - | Teutonic Name | Conrad | - | Teutonic Name |
| Conrad | - | German Name | Conrad | - | United States Name |
| Conroy | - | Teutonic Name |
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