| Language | Name | Code |
|---|---|---|
| Arabic | تريليو | ar |
| arz | تريليو | arz |
| Asturian | Trelew | ast |
| azb | ترلئو | azb |
| Bengali | ট্রেলিউ | bn |
| Breton | Trelew | br |
| Catalan | Trelew | ca |
| Cebuano | Trelew | ceb |
| Czech | Trelew | cs |
| Welsh | Trelew | cy |
| Danish | Trelew | da |
| German | Trelew | de |
| Modern Greek (1453-) | Τρελέου | el |
| English | Trelew | en |
| Esperanto | Trelew | eo |
| Spanish | Trelew | es |
| Basque | Trelew | eu |
| Persian | ترلئو | fa |
| Finnish | Trelew | fi |
| French | Trelew | fr |
| Irish | Trelew | ga |
| Galician | Trelew | gl |
| Guaraní | Trelew | gn |
| Gujarati | ટ્રેલેવ | gu |
| Hebrew | טרלאו | he |
| Hindi | ट्रेलेउ | hi |
| Hungarian | Trelew | hu |
| Armenian | Տրելյու | hy |
| Indonesian | Trelew | id |
| Italian | Trelew | it |
| Japanese | トレレウ | ja |
| Georgian | ტრელევი | ka |
| Kannada | ಟ್ರೆಲೆ | kn |
| Korean | 트렐레우 | ko |
| Lithuanian | Trelju | lt |
| Latvian | Treleva | lv |
| Malagasy | Trelew | mg |
| Marathi | ट्रेलेव | mr |
| Malay (macrolanguage) | Trelew | ms |
| nah | Trelew | nah |
| Norwegian Bokmål | Trelew | nb |
| Dutch | Trelew | nl |
| Polish | Trelew | pl |
| Portuguese | Trelew | pt |
| Russian | Трелью | ru |
| Sinhala | ට්රේලෙව් | si |
| Slovak | Trelew | sk |
| Slovenian | Trelew | sl |
| Swedish | Trelew | sv |
| Tamil | ட்ரெலேவ் | ta |
| Telugu | ట్రేలీవ్ | te |
| Thai | เทรลิว | th |
| Turkish | Trelew | tr |
| Ukrainian | Трелев | uk |
| Urdu | تریلیو | ur |
| vec | Trelew | vec |
| Vietnamese | Trelew | vi |
| war | Trelew | war |
| Chinese | 特雷利烏 | zh |
| zh-hans | 特雷利乌 | zh-hans |
| zh-hant | 特雷利烏 | zh-hant |
| zh-hk | 特雷利烏 | zh-hk |