The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- Articles written by Sharon Edmonson (22 members)
- Articles written by Toccara Castleman (3 members)
- Artists (2 members)
- Artists (TOS) (1 member)
- Athena (TOS) (1 member)
- Attractions (2 members)
- Audio Templates (2 members)
- Authors (15 members)
- Authors (1980) (0 members)
- Authors (RDM) (4 members)
- Authors (TOS) (6 members)
- Automatically archived pages (29 members)
- Avatars (2 members)
- BAC (41 members)
- BSG vs BSG (6 members)
- Baltar's Escape (38 members)
- Baltar Cultists (5 members)
- Banned Battlestar Wiki users (0 members)
- Basestar areas (3 members)
- Basestar areas (TOS) (2 members)