| English | eng-000 |
| Sebastian | |
| Universal Networking Language | art-253 | sebastian(icl>name>abstract_thing,com>male,nam<person) |
| català | cat-000 | Sebastian |
| català | cat-000 | Sebastià |
| čeština | ces-000 | Igor |
| Cymraeg | cym-000 | Sebastian |
| dansk | dan-000 | Sebastian |
| Deutsch | deu-000 | Sebastian |
| English | eng-000 | Sabastian |
| English | eng-000 | Sebastain |
| English | eng-000 | Sebasten |
| English | eng-000 | Sebastin |
| English | eng-000 | Sebastine |
| English | eng-000 | Sebastion |
| English | eng-000 | Sebastyen |
| English | eng-000 | Sebastyn |
| Esperanto | epo-000 | Sebastiano |
| suomi | fin-000 | Sebastianus |
| français | fra-000 | Sabastien |
| français | fra-000 | Sebastian |
| français | fra-000 | Sébastien |
| galego | glg-000 | Sebastian |
| hrvatski | hrv-000 | Sebastijan |
| hornjoserbšćina | hsb-000 | Boscij |
| magyar | hun-000 | Sebestyén |
| արևելահայերեն | hye-000 | Սեբաստյան |
| Ido | ido-000 | Sebastian |
| italiano | ita-000 | Sebastiano |
| 日本語 | jpn-000 | セバスチャン |
| қазақ | kaz-000 | Себастьян |
| latine | lat-000 | Sebastianus |
| lengua lumbarda | lmo-000 | Sebastian |
| македонски | mkd-000 | Себастијан |
| Nederlands | nld-000 | Sebastiaan |
| Nederlands | nld-000 | Sebastian |
| Nederlands | nld-000 | Sebastien |
| bokmål | nob-000 | Sebastian |
| polski | pol-000 | Sebastian |
| português | por-000 | Sebastian |
| português | por-000 | Sebastião |
| română | ron-000 | Sebastian |
| русский | rus-000 | Себастиан |
| русский | rus-000 | Себастья́н |
| русский | rus-000 | Себастьян |
| русский | rus-000 | Севастиа́н |
| русский | rus-000 | Севастья́н |
| русский | rus-000 | Севастьян |
| russkij | rus-001 | Sevastʹân |
| lingua siciliana | scn-000 | Vastianu |
| slovenčina | slk-000 | Sebastián |
| slovenščina | slv-000 | Sebastijan |
| slovenščina | slv-000 | Sebastjan |
| español | spa-000 | Sebastian |
| español | spa-000 | Sebastiana |
| español | spa-000 | Sebastián |
| svenska | swe-000 | När alla vet |
| svenska | swe-000 | Sebastian |
| Talossan | tzl-000 | Sevastain |
| łéngua vèneta | vec-000 | Bastian |
| Volapük | vol-000 | Sebastian |
| Nourmaund | xno-000 | Sébastchien |
| ʔanhpün tzame | zoh-000 | sebastyana |