| Work | Description | Characters |
|---|---|---|
| Wigalois | courtly Arthurian verse romance in Middle High German by Wirnt von Grafenberg | 1 |
| Willie Stark | opera | 1 |
| Willy Wonka & the Chocolate Factory | 1971 film by Mel Stuart | 1 |
| Wily Beast and Weakest Creature | 2019 video game | 1 |
| Windows On A Lost World | Book by V.E. Mitchell, from 1993 | 5 |
| Wink of an Eye | episode of Star Trek: The Original Series (S3 E11) | 6 |
| Winnie the Pooh | 2011 American animated film | 2 |
| Winnie-the-Pooh | 1969 Soviet animated film directed by Fyodor Khitruk | 3 |
| Winnie-the-Pooh | book by A. A. Milne | 1 |
| Winnie-the-Pooh and a Busy Day | 1972 animated short film | 2 |
| Winnie-the-Pooh Pays a Visit | 1971 animated short film directed by Fyodor Khitruk | 1 |
| Winnie-the-Pooh series | book series | 6 |
| Without Fail | book | 1 |
| Wizards of Waverly Place | American fantasy teen sitcom | 4 |
| Wizards of Waverly Place: The Movie | 2009 film directed by Lev L. Spiro | 5 |
| Wolf Children Ame and Yuki | 2012 animated film directed by Mamoru Hosoda | 1 |
| Wolfenstein | video game series | 1 |
| Wolfheart | album by Moonspell from 1995 | 1 |
| Wolfheart | book in Warcraft | 1 |
| Wolf's Rain | Japanese manga series | 1 |
| Wolverine | 1991 video game | 1 |
| Wolverine: Adamantium Rage | 1994 video game | 1 |
| Wolverine and the X-Men | comic book series | 1 |
| Wolverine and the X-Men | American animated television series | 12 |
| Woman Walking at Night | work by Seishi Yokomizo | 1 |
| Wonder Woman | 2011 a never-aired television pilot produced by Warner Bros. Television and DC Entertainment for NBC | 1 |
| Wonder Woman | 1974 television film directed by Vincent McEveety | 1 |
| Wonder Woman | television series | 1 |
| Wonder Woman | 2017 superhero film by Patty Jenkins | 3 |
| Wonder Woman | 2009 film by Lauren Montgomery | 1 |
| Wonder Woman 1984 | 2020 American superhero film directed by Patty Jenkins | 1 |
| Worf's First Adventure | Book by Peter David, from 1993 | 1 |
| Works and Days | poem by Hesiod | 1 |
| World of Final Fantasy | 2016 role-playing video game | 2 |
| World of Warcraft | 2004 video game by Blizzard Entertainment | 9 |
| World of Warcraft | comic series | 4 |
| World of Warcraft: Arthas: Rise of the Lich King | book | 7 |
| World of Warcraft: Battle for Azeroth | expansion set for World of Warcraft | 5 |
| World of Warcraft: Before the Storm | novel of the Warcraft series | 2 |
| World of Warcraft: Cataclysm | expansion set for the MMORPG World of Warcraft | 4 |
| World of Warcraft: Dawn of the Aspects | novel of the Warcraft series | 2 |
| World of Warcraft: Illidan | book by William King | 1 |
| World of Warcraft: Jaina Proudmoore: Tides of War | novel of the Warcraft series | 2 |
| World of Warcraft: Legion | expansion set for the MMORPG World of Warcraft | 9 |
| World of Warcraft: Mists of Pandaria | expansion set for the MMORPG World of Warcraft | 4 |
| World of Warcraft: Rise of the Horde | book | 3 |
| World of Warcraft: Shadowlands | expansion set for World of Warcraft | 3 |
| World of Warcraft: The Burning Crusade | expansion set for the MMORPG World of Warcraft | 2 |
| World of Warcraft: The Shattering: Prelude to Cataclysm | novel of the Warcraft series | 3 |
| World of Warcraft: Thrall: Twilight of the Aspects | novel of the Warcraft series | 2 |
| World of Warcraft: Tides of Darkness | novel of the Warcraft series | 4 |
| World of Warcraft: War Crimes | novel of the Warcraft series | 6 |
| World of Warcraft: Warlords of Draenor | expansion set for the MMORPG World of Warcraft | 2 |
| World of Warcraft: Wrath of the Lich King | 2008 video game expansion | 8 |
| World Without End | book by Joe Haldeman | 5 |
| Worth Dying For | book by Lee Child | 1 |
| Would Jesus Wear a Rolex | single by Ray Stevens | 1 |
| Wreck-It Ralph | 2012 American animated film produced by Walt Disney Animation Studios | 4 |
| Writer Unknown | 1 | |
| Wu Cheng'en and Journey to the West | Chinese television series | 2 |
| Wuthering Heights | 1847 Book by Emily Brontë | 4 |
| X2 | 2003 American superhero film | 11 |
| X2: Wolverine's Revenge | 2003 video game | 1 |
| Xena: Warrior Princess | American–New Zealand fantasy series (1995–2001) | 1 |
| Xenocide | Novel by Orson Scott Card | 1 |
| X-Factor | 1986 comic book series | 2 |
| Xiaolin Showdown | television series | 1 |
| xkcd Loves the Discovery Channel | 442nd strip of the webcomic xkcd | 1 |
| X-Men | 1993 video game | 1 |
| X-Men | American superhero film series | 2 |
| X-Men | American animated television series from 1992–1997 | 10 |
| X-Men | 2000 film directed by Bryan Singer | 9 |
| X-Men 2: Clone Wars | video game | 1 |
| X-Men: Apocalypse | 2016 superhero film directed by Bryan Singer | 11 |
| X-Men: Children of the Atom | 1994 video game | 2 |
| X-Men: Days of Future Past | 2014 superhero film | 11 |
| X-Men: Evolution | television series | 11 |
| X-Men: First Class | 2011 superhero film directed by Matthew Vaughn | 7 |
| X-Men Legends | 2004 action role-playing video game | 3 |
| X-Men Legends II: Rise of Apocalypse | video game | 11 |
| X-Men: Madness in Murderworld | 1989 video game | 1 |
| X-Men: Mutant Academy | 2000 video game | 2 |
| X-Men: Mutant Academy 2 | 2001 video game | 2 |
| X-Men: Mutant Apocalypse | 1995 video game | 1 |
| X-Men Origins: Wolverine | 2009 superhero film directed by Gavin Hood | 6 |
| X-Men Origins: Wolverine (video game) | 2009 video game | 2 |
| X-Men: Pryde of the X-Men | television pilot | 6 |
| X-Men: Reign of Apocalypse | 2001 video game | 1 |
| X-Men: The Last Stand | 2006 superhero film | 10 |
| X-Men vs. Street Fighter | 1996 video game | 3 |
| X-Men: Wolverine's Rage | 2001 video game | 1 |
| Yakuman DS | 2005 video game | 1 |
| Yakuza | 2005 action-adventure video game | 2 |
| Yakuza | video game series | 1 |
| Yakuza 0 | 2015 video game | 1 |
| Yakuza 4 | 2010 video game | 2 |
| Yakuza 5 | 2012 video game | 2 |
| Yakuza 6 | 2018 video game | 2 |
| Yakuza Kiwami | action-adventure video game | 1 |
| Yakuza: Like a Dragon | 2020 role-playing video game developed by Ryu Ga Gotoku Studio | 2 |