| EQUIVALENTS |
| ANCIENT ROMAN: Cornelius |
| BIBLICAL: Cornelius |
| CZECH: Kornel |
| DUTCH: Cornelis, Cornelius, Kerneels |
| ENGLISH: Cornelius |
| FRENCH: Corneille |
| GEORGIAN: Korneli |
| GERMAN: Cornelius |
| HUNGARIAN: Kornél |
| ITALIAN: Cornelio |
| POLISH: Kornel |
| PORTUGUESE: Cornélio |
| ROMANIAN: Cornel, Corneliu |
| SLOVAK: Kornel |
| SPANISH: Cornelio |
| DIMINUTIVES AND SHORT FORMS |
| DANISH: Cai, Caj, Kai, Kaj, Kay |
| DUTCH: Cees, Corné, Kai, Kees, Niels |
| ENGLISH: Connie |
| FINNISH: Kai |
| FRISIAN: Kai, Kay |
| GERMAN: Kai, Kay |
| NORWEGIAN: Cai, Caj, Kai, Kaj, Kay |
| SWEDISH: Cai, Caj, Kai, Kaj, Kay |
| FEMININE FORMS |
| ANCIENT ROMAN: Cornelia |
| CROATIAN: Kornelija |
| CZECH: Kornélie, Nela |
| DUTCH: Cokkie, Cornelia, Corrie, Lia, Lieke |
| ENGLISH: Cornelia |
| FRENCH: Cornélie |
| GERMAN: Cora, Cornelia, Kora, Kornelia, Nele |
| HUNGARIAN: Kornélia |
| ITALIAN: Cornelia |
| POLISH: Kornelia |
| ROMANIAN: Cornelia |
| SERBIAN: Kornelija |
| OTHER FORMS |
| ENGLISH: Cornell |