| Windows Me | Windows Me |
| Windows Media Player | Reproductor de Windows Media |
| Windows NT | Windows NT |
| Windows Vienna | Windows Vienna |
| Windows Vista | Windows Vista |
| Windows XP | Windows XP |
| Windsor | Windsor |
| Windsor Castle | Castillo de Windsor |
| Winfield Scott | Winfield Scott |
| Wing Tsun | Wing Tsun |
| Winnipeg | Winnipeg |
| Winona Ryder | Winona Ryder |
| Winston Churchill | Winston Churchill |
| Winston Giles | Winston Giles |
| Winston Giles Orchestra | Winston Giles Orchestra |
| Wintera-familien | Winteraceae |
| Winterthur | Winterthur |
| Winx Club | Winx Club |
| WinZip | WinZip |
| Wirecard | Wirecard |
| Wireless Distribution System | WDS |
| Wisconsin | Wisconsin |
| Wismar | Wismar |
| Wisła | Vístula |
| Wisława Szymborska | Wisława Szymborska |
| Within Temptation | Within Temptation |
| Witold Lutosławski | Witold Lutosławski |
| Witten | Witten |
| Wittenberg | Wittenberg |
| Wizards of the Coast | Wizards Of The Coast |
| WLAN | WLAN |
| Wojciech Jaruzelski | Wojciech Jaruzelski |
| Województwo kujawsko-pomorskie | Cuyavia y Pomerania |
| Województwo lubelskie | Lublin |
| Województwo Mazowieckie | Mazovia |
| Województwo małopolskie | Pequeña Polonia |
| Województwo podkarpackie | Subcarpacia |
| Województwo podlaskie | Podlaquia |
| Województwo pomorskie | Pomerania |
| Województwo Warmińsko-Mazurskie | Varmia y Masuria |
| Województwo zachodniopomorskie | Pomerania Occidental |
| Województwo łódzkie | Łódź |
| Województwo świętokrzyskie | Santa Cruz |
| wok | wok |
| Wolfgang | Wolfgang |
| Wolfgang Amadeus Mozart | Wolfgang Amadeus Mozart |
| Wolfgang Pauli | Wolfgang Ernst Pauli |
| Wolfgang Petersen | Wolfgang Petersen |
| Wolfgang Rihm | Wolfgang Rihm |
| Wolfgang Schüssel | Wolfgang Schüssel |
| Wolfgang Windgassen | Wolfgang Windgassen |
| wolfram | tungsteno |
| Wolfram von Eschenbach | Wolfram von Eschenbach |
| Wolfsburg | Wolfsburgo |
| Wollemia nobilis | Wollemia |
| Wolof | Idioma wolof |
| Wolverhampton | Wolverhampton |
| Wolverine | Wolverine |
| Wombat | Vombatidae |
| Wonder Woman | Mujer Maravilla |
| Woodrow Wilson | Woodrow Wilson |
| Woodstock | Festival de Woodstock |
| Woody Allen | Woody Allen |
| Woody Guthrie | Woody Guthrie |
| Woody Harrelson | Woody Harrelson |
| Wookiee | Wookiee |
| Worcester | Worcester |
| Worcester County | Condado de Worcester |
| Worcestershire | Worcestershire |
| Word | Palabra |
| Workbench | Workbench |
| World Baseball Classic | Clásico Mundial de Béisbol |
| World Champeonship Attitude | Total Nonstop Action Wrestling |
| World Championship Wrestling | World Championship Wrestling |
| World Economic Forum | Foro Económico Mundial |
| World Intellectual Property Organization | Organización Mundial de la Propiedad Intelectual |
| World Series of Poker | Serie Mundial de Póquer |
| World Trade Center | World Trade Center |
| World Wide Web | www |
| World Wide Web Consortium | World Wide Web Consortium |
| World Wind | NASA World Wind |
| World Wrestling Entertainment | World Wrestling Entertainment |
| Worms | Worms |
| Wormskonkordatet | Concordato de Worms |
| WrestleMania | WrestleMania |
| WrestleMania XIX | WrestleMania XIX |
| Wrestling | Lucha libre profesional |
| Wroclaw | Breslavia |
| Wrocław | Wrocław |
| WTA | WTA |
| WTO | Organización Mundial del Comercio |
| Wu Yi | Wu Yi |
| Wuhan | Wuhan |
| Wulfila | Ulfilas |
| Wuppertal | Wuppertal |
