| Wollemitall | Wollemia vznešená |
| Wollongong | Wollongong |
| Wolverhampton | Wolverhampton |
| Wolverine | Rosomák sibiřský |
| WOM | WOM |
| Woodardfunktion | Woodardova funkce |
| Woodrow Wilson | Woodrow Wilson |
| Woods metall | Woodův kov |
| Woodstock | Hudební festival Woodstock |
| Woodstockfestivalen | Hudební festival Woodstock |
| Woody Allen | Woody Allen |
| Woody Guthrie | Woody Guthrie |
| Wookieepedia | Wookieepedia |
| Worcester | Worcester |
| WordPerfect | WordPerfect |
| WordPress | WordPress |
| Worf | Worf |
| World Association of Girl Guides and Girl Scouts | WAGGGS |
| World Food Programme | Světový potravinový program |
| World Games | Světové hry |
| World Meteorological Organization | Světová meteorologická organizace |
| World of Darkness | Svět temnoty |
| World Organization of the Scout Movement | WOSM |
| World Science Fiction Society | Worldcon |
| World Series | Světová série |
| World Trade Center | World Trade Center |
| World War II Online | Battleground Europe |
| World Wide Web | World Wide Web |
| World Wide Web Consortium | World Wide Web Consortium |
| Worldcon | Worldcon |
| Wormskonkordatet | Wormský konkordát |
| WPA | Wi-Fi Protected Access |
| Wrangel | Wrangel |
| Wrestling | Wrestling |
| Wrocław | Vratislav |
| WSDL | Web Services Description Language |
| WTA Tour Championships | Masters Cup |
| WTCC | WTCC |
| Wu | Království Wu |
| Wupper | Wupper |
| Wuppertal | Wuppertal |
| Wuppertals balkbana | Visutá dráha ve Wuppertalu |
| www | World Wide Web |
| Wyoming | Wyoming |
| WYSIWYG | WYSIWYG |
| Würzburg | Würzburg |
| Władysław Bartoszewski | Władysław Bartoszewski |
| Władysław Gomułka | Władysław Gomułka |
| Władysław Reymont | Władysław Reymont |
| Władysław Sikorski | Władysław Sikorski |
| Włocławek | Włocławek |
