Signal Knob may refer to:

• Signal Knob (Kentucky)
• Signal Knob (New Mexico)
• Signal Knob (South Dakota)
• Signal Knob (Tennessee)
• Signal Knob (Virginia)
• Signal Knob (West Virginia)

• Troubetzkoy
• Trouble
• Trouble (Akon album)
• Trouble at the Henhouse
• Trouble (band)
• Trouble (board game)
• Trouble (Bonnie McKee album)
• Trouble (Coldplay song)
• Trouble (comics)
• Trouble (comics) (version 2)
• Trouble Every Day (film)
• Trouble Follows Me
• Troublegum
• Troublegum (album)
• Trouble in Paradise (film)
• Trouble in Tahiti
• Trouble Is...
• Troublemaker Studios
• Trouble Man (album)
• Trouble Man (film)
• Trouble on Triton
• Troubleshoot
• Troubleshooting
• Troubleshooting Wikipedia
• Troublesome diamond