| Language | Name | Code |
|---|---|---|
| Afrikaans | La Seyne-sur-Mer | af |
| Aragonese | La Seyne-sur-Mer | an |
| Arabic | لا سين سور مير | ar |
| arz | لا سين سور مير | arz |
| Asturian | La Seyne-sur-Mer | ast |
| Azerbaijani | La-Seyn-syur-Mer | az |
| azb | لسن سور مر | azb |
| Bavarian | La Seyne-sur-Mer | bar |
| Belarusian | Ла-Сейн-сюр-Мер | be |
| Bambara | La Seyne-sur-Mer | bm |
| Bengali | লা-সেন-স্যুর-মের | bn |
| Breton | La Seyne-sur-Mer | br |
| Catalan | La Sanha | ca |
| Chechen | Ла-Сен-суьгӀ-МегӀ | ce |
| Cebuano | La Seyne-sur-Mer | ceb |
| Corsican | La Seyne-sur-Mer | co |
| Czech | La Seyne-sur-Mer | cs |
| Chuvash | Ла-Сен-сюр-Мер | cv |
| Welsh | La Seyne-sur-Mer | cy |
| Danish | La Seyne-sur-Mer | da |
| German | La Seyne-sur-Mer | de |
| de-at | La Seyne-sur-Mer | de-at |
| de-ch | La Seyne-sur-Mer | de-ch |
| Modern Greek (1453-) | Λα Σένε-σουρ-Μερ | el |
| English | La Seyne-sur-Mer | en |
| en-ca | La Seyne-sur-Mer | en-ca |
| en-gb | La Seyne-sur-Mer | en-gb |
| Esperanto | La Seyne-sur-Mer | eo |
| Spanish | La Seyne-sur-Mer | es |
| Estonian | La Seyne-sur-Mer | et |
| Basque | La Seyne-sur-Mer | eu |
| Persian | لسن سور مر | fa |
| Finnish | La Seyne-sur-Mer | fi |
| Faroese | La Seyne-sur-Mer | fo |
| French | La Seyne-sur-Mer | fr |
| frc | La Seyne-sur-Mer | frc |
| frp | La Seyne-sur-Mer | frp |
| fur | La Seyne-sur-Mer | fur |
| Irish | La Seyne-sur-Mer | ga |
| Scottish Gaelic | La Seyne-sur-Mer | gd |
| Galician | La Seyne-sur-Mer | gl |
| gsw | La Seyne-sur-Mer | gsw |
| Hebrew | לה-סיין-סור-מר | he |
| Croatian | La Seyne-sur-Mer | hr |
| Hungarian | La Seyne-sur-Mer | hu |
| Armenian | Լա-Սեն-սյուր-Մեր | hy |
| Interlingua (International Auxiliary Language Association) | La Seyne-sur-Mer | ia |
| Indonesian | La Seyne-sur-Mer | id |
| Interlingue | La Seyne-sur-Mer | ie |
| Ido | La Seyne-sur-Mer | io |
| Icelandic | La Seyne-sur-Mer | is |
| Italian | La Seyne-sur-Mer | it |
| Japanese | ラ・セーヌ＝シュル＝メール | ja |
| jam | La Seyne-sur-Mer | jam |
| Georgian | ლა-სეინ-სიურ-მერი | ka |
| kab | La Seyne-sur-Mer | kab |
| Kongo | La Seyne-sur-Mer | kg |
| Kalaallisut | La Seyne-sur-Mer | kl |
| Korean | 라센쉬르메르 | ko |
| Luxembourgish | La Seyne-sur-Mer | lb |
| Limburgan | La Seyne-sur-Mer | li |
| lij | La Seyne-sur-Mer | lij |
| lld | La Seyne-sur-Mer | lld |
| lmo | La Seyne-sur-Mer | lmo |
| Lithuanian | La Seyne-sur-Mer | lt |
| Latvian | La Seyne-sur-Mer | lv |
| Malagasy | La Seyne-sur-Mer | mg |
| min | La Seyne-sur-Mer | min |
| Malay (macrolanguage) | La Seyne-sur-Mer | ms |
| mzn | لسن سور مر | mzn |
| nan | La Seyne-sur-Mer | nan |
| nap | La Seyne-sur-Mer | nap |
| Norwegian Bokmål | La Seyne-sur-Mer | nb |
| Low German | La Seyne-sur-Mer | nds |
| nds-nl | La Seyne-sur-Mer | nds-nl |
| Dutch | La Seyne-sur-Mer | nl |
| Norwegian Nynorsk | La Seyne-sur-Mer | nn |
| Narom | La Seyne-sur-Mer | nrm |
| Occitan (post 1500) | La Sanha | oc |
| pap | La Seyne-sur-Mer | pap |
| pcd | La Seyne-sur-Mer | pcd |
| Polish | La Seyne-sur-Mer | pl |
| pms | La Seyne-sur-Mer | pms |
| prg | La Seyne-sur-Mer | prg |
| Portuguese | La Seyne-sur-Mer | pt |
| pt-br | La Seyne-sur-Mer | pt-br |
| rgn | La Seyne-sur-Mer | rgn |
| Romansh | La Seyne-sur-Mer | rm |
| Romanian | La Seyne-sur-Mer | ro |
| Russian | Ла-Сейн-сюр-Мер | ru |
| Sardinian | La Seyne-sur-Mer | sc |
| Sicilian | La Seyne-sur-Mer | scn |
| Scots | La Seyne-sur-Mer | sco |
| Slovak | La Seyne-sur-Mer | sk |
| Slovenian | La Seyne-sur-Mer | sl |
| Albanian | La Seyne-sur-Mer | sq |
| Serbian | Ла Сен сир Мер | sr |
| sr-el | La Seyne-sur-Mer | sr-el |
| Swedish | La Seyne-sur-Mer | sv |
| Swahili (macrolanguage) | La Seyne-sur-Mer | sw |
| Turkish | La Seyne-sur-Mer | tr |
| Tatar | Ла-Сен-сюр-Мер | tt |
| Ukrainian | Ла-Сейн-сюр-Мер | uk |
| Urdu | لا سینی-سور-میر | ur |
| vec | La Seyne-sur-Mer | vec |
| Vietnamese | La Seyne-sur-Mer | vi |
| vls | La Seyne-sur-Mer | vls |
| vmf | La Seyne-sur-Mer | vmf |
| Volapük | La Seyne-sur-Mer | vo |
| Walloon | La Seyne-sur-Mer | wa |
| war | La Seyne-sur-Mer | war |
| Wolof | La Seyne-sur-Mer | wo |
| Chinese | 濱海拉塞訥 | zh |
| zh-cn | 滨海拉塞讷 | zh-cn |
| zh-hans | 滨海拉塞讷 | zh-hans |
| zh-hant | 濱海拉塞訥 | zh-hant |
| zh-hk | 濱海拉塞訥 | zh-hk |
| zh-sg | 滨海拉塞讷 | zh-sg |
| zh-tw | 濱海拉塞訥 | zh-tw |
| Zulu | La Seyne-sur-Mer | zu |