The following categories exist on the wiki, and may or may not be unused.Also seewanted categories.

• "Politics of" templates (0 members)
• "Related ethnic groups" needing confirmation (312 members)
• "Weird Al" Yankovic (6 members)
• "Weird Al" Yankovic songs (41 members)
• 's-Hertogenbosch (5 members)
• .io video games (3 members)
• 00s BC births (0 members)
• 00s BC deaths (0 members)
• 00s births (0 members)
• 0s (15 members)
• 0s BC (12 members)
• 0s BC births (4 members)
• 0s BC deaths (2 members)
• 0s beginnings (1 member)
• 0s births (9 members)
• 0s deaths (2 members)
• 0s endings (1 member)
• 1 (2 members)
• 1. FC Kaiserslautern managers (7 members)
• 1. FC Köln managers (15 members)
• 1. FC Köln players (20 members)
• 1. FC Nuremberg managers (10 members)
• 1. FC Nürnberg managers (0 members)
• 1. FC Union Berlin managers (4 members)
• 10 (1 member)
• 100 (2 members)
• 1000 (3 members)
• 1000 establishments (3 members)
• 1000s (13 members)
• 1000s beginnings (1 member)
• 1000s births (13 members)
• 1000s deaths (6 members)
• 1000s endings (1 member)
• 1000s establishments (1 member)
• 1000s in Europe (3 members)
• 1001 (2 members)
• 1001 births (1 member)
• 1002 (1 member)
• 1003 (3 members)
• 1003 births (2 members)
• 1004 (3 members)
• 1004 births (1 member)
• 1004 deaths (1 member)
• 1005 (3 members)
• 1005 deaths (1 member)
• 1006 (2 members)
• 1006 births (1 member)
• 1007 (1 member)
• 1008 (1 member)
• 1009 (1 member)