| EQUIVALENTS |
| ANCIENT ARAMAIC: Te'oma |
| BIBLICAL GREEK: Thomas |
| BIBLICAL LATIN: Thomas |
| BIBLICAL: Thomas |
| BULGARIAN: Toma |
| CATALAN: Tomàs |
| CROATIAN: Toma, Tomo |
| CZECH: Tomáš |
| DANISH: Thomas |
| DUTCH: Thomas |
| ENGLISH: Thomas |
| ESTONIAN: Toomas |
| FINNISH: Tuomas, Tuomo |
| FRENCH: Thomas |
| GEORGIAN: Toma |
| GERMAN: Thomas |
| GREEK: Thomas |
| HUNGARIAN: Tamás |
| ICELANDIC: Tómas |
| IRISH: Tomás |
| ITALIAN: Tommaso |
| LATVIAN: Toms |
| LITHUANIAN: Tomas |
| MACEDONIAN: Toma |
| MAORI: Tamati |
| NORWEGIAN: Thomas, Tomas |
| OLD CHURCH SLAVIC: Thoma |
| POLISH: Tomasz |
| PORTUGUESE: Tomás, Tomé |
| ROMANIAN: Toma |
| RUSSIAN: Foma |
| SCOTTISH: Tàmhas, Tavish, Tòmas |
| SERBIAN: Toma |
| SLOVAK: Tomáš |
| SLOVENE: Tomaž |
| SPANISH: Tomás |
| SWEDISH: Thomas, Tomas |
| WELSH: Tomos |
| DIMINUTIVES AND SHORT FORMS |
| CROATIAN: Tomica |
| DUTCH: Maas, Tom |
| ENGLISH: Thom, Tom, Tommie, Tommy |
| FINNISH: Tomi, Tommi |
| HUNGARIAN: Tomi |
| POLISH: Tomek |
| SCOTTISH: Tam |
| WELSH: Tomi, Twm |
| FEMININE FORMS |
| ENGLISH (BRITISH): Tamsin, Tamsyn |
| ENGLISH: Tamsen, Tamzen, Thomasina |
| SPANISH: Tomasa |