| Language | Name | Code |
|---|---|---|
| Afrikaans | Seongnam | af |
| Arabic | سيونغنام | ar |
| arz | سونجنام | arz |
| Asturian | Seongnam | ast |
| Belarusian | Санам (Паўднёвая Карэя) | be |
| Bulgarian | Сеонгнам | bg |
| Bengali | সিউংনাম | bn |
| Catalan | Seongnam | ca |
| Chechen | Соннам | ce |
| Cebuano | Seongnam-si | ceb |
| Czech | Songnam | cs |
| Welsh | Seongnam | cy |
| Danish | Seongnam | da |
| German | Seongnam | de |
| Modern Greek (1453-) | Σόνγκναμ | el |
| English | Seongnam | en |
| Esperanto | Songnam | eo |
| Spanish | Seongnam | es |
| Persian | سئونگنام | fa |
| Finnish | Seongnam | fi |
| French | Seongnam | fr |
| frr | Seongnam | frr |
| Irish | Seongnam | ga |
| Galician | Seongnam | gl |
| Gujarati | સીઓંગનમ | gu |
| hak | Sàng-nàm-sṳ | hak |
| Hebrew | סונגנאם | he |
| Hindi | सिओंगनाम | hi |
| Croatian | Seongnam | hr |
| Hungarian | Szongnam | hu |
| Armenian | Սոնգնամ | hy |
| Indonesian | Seongnam | id |
| Italian | Seongnam | it |
| Japanese | 城南市 | ja |
| Georgian | სონამი | ka |
| Kalaallisut | Seongnam | kl |
| Kannada | ಸೀಂಗ್ನಮ್ | kn |
| Korean | 성남시 | ko |
| Lithuanian | Songnamas | lt |
| Latvian | Sonnama | lv |
| Maori | Seongnam | mi |
| Mongolian | Соннам хот | mn |
| Marathi | सोंगनाम | mr |
| Malay (macrolanguage) | Seongnam | ms |
| nan | Seongnam Chhī | nan |
| Norwegian Bokmål | Seongnam | nb |
| Dutch | Seongnam | nl |
| Occitan (post 1500) | Seongnam | oc |
| Ossetian | Соннам | os |
| Polish | Seongnam | pl |
| pnb | سیونگنام | pnb |
| Portuguese | Seongnam | pt |
| Romanian | Seongnam | ro |
| Russian | Соннам | ru |
| Scots | Seongnam | sco |
| sh | Seongnam | sh |
| Sinhala | සීයොන්නම් | si |
| Slovak | Songnam | sk |
| Slovenian | Seongnam | sl |
| Serbian | Сонгнам | sr |
| Swedish | Seongnam | sv |
| Swahili (macrolanguage) | Seongnam | sw |
| Tamil | சியங்நாம் | ta |
| Telugu | సియోన్గమ్ | te |
| Thai | ซ็องนัม | th |
| Tagalog | Seongnam | tl |
| Turkish | Seongnam | tr |
| Tatar | Соңнам | tt |
| Ukrainian | Соннам | uk |
| Urdu | سیونگنم | ur |
| vec | Seongnam | vec |
| Vietnamese | Seongnam | vi |
| war | Seongnam | war |
| Wu Chinese | 城南市 | wuu |
| yue | 城南市 | yue |
| Chinese | 城南市 | zh |
| zh-hant | 城南市 | zh-hant |