| Language | Name | Code |
|---|---|---|
| Afrikaans | Sibu | af |
| Aragonese | Sibu | an |
| Arabic | سيبو | ar |
| arz | سيبو | arz |
| Asturian | Sibu | ast |
| Bavarian | Sibu | bar |
| Bulgarian | Сибу | bg |
| Bengali | সগর | bn |
| Breton | Sibu | br |
| Catalan | Sibu | ca |
| cdo | Sibu | cdo |
| Cebuano | Sibu | ceb |
| Corsican | Sibu | co |
| Czech | Sibu | cs |
| Welsh | Sibu | cy |
| Danish | Sibu | da |
| German | Sibu | de |
| de-at | Sibu | de-at |
| de-ch | Sibu | de-ch |
| dtp | Sibu | dtp |
| Modern Greek (1453-) | Σίμπου | el |
| English | Sibu | en |
| en-ca | Sibu | en-ca |
| en-gb | Sibu | en-gb |
| Esperanto | Sibu | eo |
| Spanish | Sibu | es |
| Estonian | Sibu | et |
| Basque | Sibu | eu |
| Persian | سیبو | fa |
| Finnish | Sibu | fi |
| French | Sibu | fr |
| frp | Sibu | frp |
| fur | Sibu | fur |
| Irish | Sibu | ga |
| Scottish Gaelic | Sibu | gd |
| Galician | Sibu | gl |
| gsw | Sibu | gsw |
| Gujarati | સિબુ | gu |
| Hindi | सिबु | hi |
| Croatian | Sibu | hr |
| Hungarian | Sibu | hu |
| Interlingua (International Auxiliary Language Association) | Sibu | ia |
| iba | Sibu | iba |
| Indonesian | Sibu | id |
| Interlingue | Sibu | ie |
| Ido | Sibu | io |
| Icelandic | Sibu | is |
| Italian | Sibu | it |
| Japanese | シブ | ja |
| Kongo | Sibu | kg |
| Kannada | ಸಿಬು | kn |
| Korean | 시부 | ko |
| Luxembourgish | Sibu | lb |
| Limburgan | Sibu | li |
| lij | Sibu | lij |
| Lithuanian | Sibu | lt |
| Latvian | Sibu | lv |
| Malagasy | Sibu | mg |
| min | Sibu | min |
| Marathi | सिबू | mr |
| Malay (macrolanguage) | Sibu | ms |
| nap | Sibu | nap |
| Norwegian Bokmål | Sibu | nb |
| Low German | Sibu | nds |
| nds-nl | Sibu | nds-nl |
| Dutch | Sibu | nl |
| Norwegian Nynorsk | Sibu | nn |
| Narom | Sibu | nrm |
| Occitan (post 1500) | Sibu | oc |
| pcd | Sibu | pcd |
| Polish | Sibu | pl |
| pms | Sibu | pms |
| Portuguese | Sibu | pt |
| pt-br | Sibu | pt-br |
| Romansh | Sibu | rm |
| Romanian | Sibu | ro |
| Russian | Сибу | ru |
| Sardinian | Sibu | sc |
| Sicilian | Sibu | scn |
| Scots | Sibu | sco |
| Sinhala | සිබු | si |
| Slovak | Sibu | sk |
| Slovenian | Sibu | sl |
| sr-el | Sibu | sr-el |
| Swedish | Sibu | sv |
| Swahili (macrolanguage) | Sibu | sw |
| Tamil | சிபு | ta |
| Telugu | శిబూ | te |
| Thai | ซีบู | th |
| Turkish | Sibu | tr |
| Ukrainian | Сібу | uk |
| Urdu | سیبو | ur |
| vec | Sibu | vec |
| Vietnamese | Sibu | vi |
| vls | Sibu | vls |
| Volapük | Sibu | vo |
| Walloon | Sibu | wa |
| war | Sibu | war |
| Wolof | Sibu | wo |
| yue | 詩巫 | yue |
| Chinese | 诗巫 | zh |
| zh-cn | 诗巫县 | zh-cn |
| zh-hans | 诗巫 | zh-hans |
| zh-hant | 詩巫 | zh-hant |
| zh-hk | 詩巫 | zh-hk |
| Zulu | Sibu | zu |