| EQUIVALENTS |
| ANCIENT GREEK: Eirene, Irene |
| BULGARIAN: Irina |
| CROATIAN: Irena |
| CZECH: Irena |
| DANISH: Irene |
| DUTCH: Irena |
| ENGLISH: Irene |
| FINNISH: Irene, Irina |
| FRENCH: Irène |
| GALICIAN: Iria |
| GEORGIAN: Irina, Irine |
| GERMAN: Irene |
| GREEK MYTHOLOGY: Eirene, Irene |
| HUNGARIAN: Irén |
| IRISH: Eireen |
| ITALIAN: Irene |
| LITHUANIAN: Irena |
| MACEDONIAN: Irina |
| NORWEGIAN: Irene |
| POLISH: Irena |
| PORTUGUESE: Irene, Iria |
| ROMANIAN: Irina |
| RUSSIAN: Arina, Irina |
| SERBIAN: Irena |
| SLOVENE: Irena |
| SPANISH: Irene |
| SWEDISH: Irene |
| UKRAINIAN: Iryna |
| DIMINUTIVES AND SHORT FORMS |
| CROATIAN: Ena |
| CZECH: Irenka |
| FINNISH: Arja, Erja, Irja |
| POLISH: Irenka |
| RUSSIAN: Arisha, Ira, Irinushka |
| OTHER FORMS |
| ENGLISH: Careen, Carreen |