| English | eng-000 |
| Wilhelm | |
| luenga aragonesa | arg-000 | Guillén |
| čeština | ces-000 | Vilém |
| 普通话 | cmn-000 | 威廉 |
| 國語 | cmn-001 | 威廉 |
| dansk | dan-000 | Vilhelm |
| Deutsch | deu-000 | Wilhelm |
| Deutsch | deu-000 | Wilhelm IV. |
| Deutsch | deu-000 | Wilhelm von Hohenzollern |
| Esperanto | epo-000 | Vilhelmo |
| suomi | fin-000 | Vilhelm |
| français | fra-000 | Guillaume Ier de Saxe-Weimar |
| français | fra-000 | Guillaume de Clèves |
| français | fra-000 | Wilhelm |
| galego | glg-000 | Wilhelm |
| עברית | heb-000 | ויליאם |
| magyar | hun-000 | Vilmos |
| íslenska | isl-000 | William |
| italiano | ita-000 | Guglielmo |
| italiano | ita-000 | Guglielmo di Holstein-Oldenburg |
| italiano | ita-000 | Guglielmo di Sassonia-Weimar |
| italiano | ita-000 | Guglielmo di Schaumburg-Lippe |
| 日本語 | jpn-000 | ウィリアム |
| 日本語 | jpn-000 | ヴィルヘルム・フォン・ホーエンツォレルン=ジグマリンゲン |
| 한국어 | kor-000 | 윌리엄 |
| Kölsch | ksh-000 | Wilhelm |
| Kölsch | ksh-000 | Wilhelm der Reiche |
| latine | lat-000 | Gulielmus |
| lengua lumbarda | lmo-000 | Wilhelm |
| 文言 | lzh-000 | Wilhelm |
| Plattdüütsch | nds-000 | Willem |
| Nederlands | nld-000 | Willem |
| Nederlands | nld-000 | Willem IV van Saksen-Weimar |
| Nederlands | nld-000 | Willem V van Kleef |
| Nederlands | nld-000 | Willem van Hohenzollern |
| Nederlands | nld-000 | Willem van Oldenburg |
| Nederlands | nld-000 | Willem van Schaumburg-Lippe |
| nynorsk | nno-000 | William |
| bokmål | nob-000 | William |
| polski | pol-000 | Wilhelm |
| português | por-000 | Guilherme |
| português | por-000 | Guilherme de Hohenzollern-Sigmaringen |
| português | por-000 | Guilherme de Schaumburg-Lippe |
| русский | rus-000 | Вильгельм |
| slovenčina | slk-000 | Viliam |
| español | spa-000 | William |
| svenska | swe-000 | Vilhelm |
| svenska | swe-000 | Wilhelm V |