The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Volis' species (5 members)
- Vorgons (4 members)
- Vori (3 members)
- Vorta (17 members)
- Voth (8 members)
- Vows (13 members)
- Vulcan (136 members)
- Vulcan High Command personnel (30 members)
- Vulcan agencies (18 members)
- Vulcan government officials (11 members)
- Vulcan language (60 members)
- Vulcan literature (8 members)
- Vulcan starship classes (18 members)
- Vulcan starships (22 members)
- Vulcans (138 members)
- Wadi (4 members)
- Wards (20 members)
- Warp (167 members)
- Washington DC Area Film Critics Association Award nominees (13 members)
- Weapon components (36 members)
- Weapons (56 members)
- Web content (19 members)
- Whales (8 members)
- World Soundtrack Award nominees (2 members)
- Wormholes (14 members)
- Writers (469 members)
- Writers Guild of America Award nominees (7 members)
- Writers Guild of America Award winners (1 member)
- Wysanti (4 members)
- Xaheans (4 members)
- Xelatians (2 members)
- Xepolites (3 members)
- Xindi (17 members)
- Xindi starship classes (15 members)
- Xyrillians (4 members)
- Yaderans (6 members)
- Yorktown personnel (12 members)
- Young Artist Award nominees (10 members)
- Young Artist Award winners (5 members)
- Yridian starship classes (4 members)
- Yridians (8 members)
- Zahl (2 members)
- Zakdorn (4 members)
- Zaldans (3 members)
- Zalkonians (4 members)
- Zaranites (1 member)
- Zelonites (3 members)
- Zeons (6 members)
- Zibalians (5 members)
- Zolan's species (4 members)