| Language | Name | Code |
|---|---|---|
| Aragonese | Middlesbrough | an |
| Arabic | ميدلزبرة | ar |
| arz | ميدلزبره | arz |
| Asturian | Middlesbrough | ast |
| Azerbaijani | Midlsbro | az |
| ban | Middlesbrough | ban |
| Belarusian | Мідлсбра | be |
| be-tarask | Мідлзбра | be-tarask |
| Bulgarian | Мидълзбро | bg |
| Bengali | মিডলসব্রো | bn |
| Bosnian | Middlesbrough | bs |
| Catalan | Middlesbrough | ca |
| Cebuano | Middlesbrough | ceb |
| Czech | Middlesbrough | cs |
| Welsh | Middlesbrough | cy |
| Danish | Middlesbrough | da |
| German | Middlesbrough | de |
| de-ch | Middlesbrough | de-ch |
| Modern Greek (1453-) | Μίντλεσμπρο | el |
| English | Middlesbrough | en |
| en-ca | Middlesbrough | en-ca |
| en-gb | Middlesbrough | en-gb |
| Esperanto | Middlesbrough | eo |
| Spanish | Middlesbrough | es |
| Estonian | Middlesbrough | et |
| Basque | Middlesbrough | eu |
| Persian | میدلزبورو | fa |
| Finnish | Middlesbrough | fi |
| French | Middlesbrough | fr |
| frr | Middlesbrough | frr |
| Western Frisian | Middlesbrough | fy |
| Irish | Middlesbrough | ga |
| gsw | Middlesbrough | gsw |
| Gujarati | મીડલ્સબ્રો | gu |
| Hebrew | מידלסברו | he |
| Croatian | Middlesbrough | hr |
| Hungarian | Middlesbrough | hu |
| Armenian | Միդլսբրո | hy |
| Indonesian | Middlesbrough | id |
| Ido | Middlesbrough | io |
| Icelandic | Middlesbrough | is |
| Italian | Middlesbrough | it |
| Japanese | ミドルズブラ | ja |
| Georgian | მიდლზბრო | ka |
| Kazakh | Мидлсбро | kk |
| Kannada | ಮಿಡಲ್ಸ್ಬರೋ | kn |
| Korean | 미들즈브러 | ko |
| Luxembourgish | Middlesbrough | lb |
| lld | Middlesbrough | lld |
| Lithuanian | Midlsbro | lt |
| Latvian | Midlsbro | lv |
| Marathi | मिडल्सब्रो | mr |
| nan | Middlesbrough | nan |
| Norwegian Bokmål | Middlesbrough | nb |
| Dutch | Middlesbrough | nl |
| Norwegian Nynorsk | Middlesbrough | nn |
| Polish | Middlesbrough | pl |
| Portuguese | Middlesbrough | pt |
| pt-br | Middlesbrough | pt-br |
| Quechua | Middlesbrough | qu |
| Romanian | Middlesbrough | ro |
| Russian | Мидлсбро | ru |
| Scots | Middlesbrough | sco |
| Sindhi | مڊل بورا | sd |
| sh | Middlesbrough | sh |
| Slovak | Middlesbrough | sk |
| Slovenian | Middlesbrough | sl |
| Serbian | Мидлсбро | sr |
| sr-ec | Мидлсбро | sr-ec |
| sr-el | Midlsbro | sr-el |
| Swedish | Middlesbrough | sv |
| Swahili (macrolanguage) | Middlesbrough | sw |
| szl | Middlesbrough | szl |
| Tamil | மிட்ட்லேஸ்ப்ரவுக்ஹ் | ta |
| Telugu | మిడిల్స్ బ్రఫ్ | te |
| Tajik | Мидлсбро | tg |
| Thai | มิดเดิลส์เบรอ | th |
| Turkish | Middlesbrough | tr |
| Tatar | Мидлсбро | tt |
| Ukrainian | Мідлсбро | uk |
| Urdu | مڈلز برو | ur |
| vec | Middlesbrough | vec |
| Vietnamese | Middlesbrough | vi |
| Volapük | Middlesbrough | vo |
| war | Middlesbrough | war |
| Wu Chinese | 米德尔斯伯勒 | wuu |
| Yiddish | מידלזברא | yi |
| yue | 米杜士堡 | yue |
| Chinese | 米德爾斯伯勒 | zh |
| zh-cn | 米德尔斯伯勒 | zh-cn |
| zh-hans | 米德尔斯伯勒 | zh-hans |
| zh-hant | 米德爾斯伯勒 | zh-hant |
| zh-hk | 米德爾斯伯勒 | zh-hk |
| zh-sg | 米德尔斯伯勒 | zh-sg |
| zh-tw | 米德爾斯伯勒 | zh-tw |