| Language | Name | Code |
|---|---|---|
| Afrikaans | Port Harcourt | af |
| Arabic | بورت هاركورت | ar |
| Asturian | Port Harcourt | ast |
| azb | پورت هارکورت | azb |
| Belarusian | Порт-Харкорт | be |
| Bulgarian | Порт Харкурт | bg |
| Bengali | পোর্ট হারকোর্ট | bn |
| Catalan | Port Harcourt | ca |
| Chechen | Порт-Харкорт | ce |
| Cebuano | Port Harcourt | ceb |
| Czech | Port Harcourt | cs |
| Danish | Port Harcourt | da |
| German | Port Harcourt | de |
| Modern Greek (1453-) | Πορτ Χάρκορτ | el |
| English | Port Harcourt | en |
| Esperanto | Port Harcourt | eo |
| Spanish | Port Harcourt | es |
| Estonian | Port Harcourt | et |
| Basque | Port Harcourt | eu |
| Persian | پرت هارکورت | fa |
| Finnish | Port Harcourt | fi |
| French | Port Harcourt | fr |
| frr | Port Harcourt | frr |
| Irish | Port Harcourt | ga |
| Gujarati | પોર્ટ હારકોર્ટ | gu |
| Hausa | Port Harcourt | ha |
| Hebrew | פורט הרקורט | he |
| Hindi | पोर्ट हार्कोर्ट | hi |
| Croatian | Port Harcourt | hr |
| Hungarian | Port Harcourt | hu |
| Armenian | Պորտ Հարկորտ | hy |
| ibb | Port Harcourt | ibb |
| Indonesian | Port Harcourt | id |
| Igbo | Port Harcourt | ig |
| Italian | Port Harcourt | it |
| Japanese | ポートハーコート | ja |
| Georgian | პორტ-ჰარკორტი | ka |
| kcg | Pa̱takwot | kcg |
| Kannada | ಪೋರ್ಟ್ ಹರ್ಕೋರ್ಟ್ | kn |
| Korean | 포트하커트 | ko |
| Kirghiz | Порт-Харкорт | ky |
| Latin | Portus Harcurtensis | la |
| Lithuanian | Port Harkortas | lt |
| Latvian | Porthārkorta | lv |
| Malagasy | Port Harcourt | mg |
| Macedonian | Порт Харкурт | mk |
| Marathi | पोर्ट हार्कोर्ट | mr |
| Malay (macrolanguage) | Port Harcourt | ms |
| Norwegian Bokmål | Port Harcourt | nb |
| Dutch | Port Harcourt | nl |
| Norwegian Nynorsk | Port Harcourt | nn |
| Ossetian | Порт-Харкорт | os |
| Polish | Port Harcourt | pl |
| Portuguese | Port Harcourt | pt |
| Romanian | Port Harcourt | ro |
| Russian | Порт-Харкорт | ru |
| Scots | Port Harcourt | sco |
| Sinhala | පොර්ට් හාර්කොර්ට් | si |
| Slovenian | Port Harcourt | sl |
| Shona | Port Harcourt | sn |
| Serbian | Порт Харкорт | sr |
| Swedish | Port Harcourt | sv |
| Swahili (macrolanguage) | Port Harcourt | sw |
| szl | Port Harcourt | szl |
| Tamil | போர்ட்-ஹார்க்கோர்ட் | ta |
| Telugu | పోర్ట్ హర్కోర్ట్ | te |
| Thai | พอร์ตฮาร์คอร์ต | th |
| Turkish | Port Harcourt | tr |
| Ukrainian | Порт-Гаркорт | uk |
| Urdu | پورٹ ہارکورٹ | ur |
| Uzbek | Port-harkort | uz |
| vec | Port Harcourt | vec |
| vep | Port Harkort | vep |
| Vietnamese | Port Harcourt | vi |
| war | Port Harcourt | war |
| Yoruba | Port Harcourt | yo |
| Chinese | 哈科特港 | zh |
| zh-cn | 哈科特港 | zh-cn |
| zh-hans | 哈科特港 | zh-hans |
| zh-hant | 哈科特港 | zh-hant |
| zh-hk | 哈科特港 | zh-hk |
| zh-sg | 哈科特港 | zh-sg |
| zh-tw | 哈科特港 | zh-tw |