| 國語 | cmn-001 |
| 路易斯 | |
| brezhoneg | bre-000 | Loïk |
| čeština | ces-000 | Ludvik |
| 普通话 | cmn-000 | 路易斯 |
| Hànyǔ | cmn-003 | lu4 yi4 si1 |
| Deutsch | deu-000 | Louis |
| Deutsch | deu-000 | Ludwig |
| ελληνικά | ell-000 | Λουδοβίκος |
| English | eng-000 | Lewis |
| English | eng-000 | Louis |
| Esperanto | epo-000 | Ludoviko |
| føroyskt | fao-000 | Ludvík |
| suomi | fin-000 | Ludvig |
| français | fra-000 | Louis |
| Romant | fro-000 | Looÿs |
| ISO 259-3 | heb-001 | R=Lwy |
| magyar | hun-000 | Lajos |
| íslenska | isl-000 | Loðvík |
| italiano | ita-000 | Luigi |
| 日本語 | jpn-000 | ルイ |
| 한국어 | kor-000 | 루이 |
| latine | lat-000 | Ludovicus |
| lietuvių | lit-000 | Liudvikas |
| latviešu | lvs-000 | Ludvigs |
| Nederlands | nld-000 | Lodewijk |
| bokmål | nob-000 | Ludvig |
| occitan | oci-000 | Loís |
| polski | pol-000 | Ludwik |
| português | por-000 | Luís |
| русский | rus-000 | Людвиг |
| slovenčina | slk-000 | Ľudovít |
| español | spa-000 | Luis |
| shqip | sqi-000 | Luigj |
| svenska | swe-000 | Ludvig |