Uncanny valley is a hypothesis that human replicas that appear almost, but not exactly, like real human beings elicit feelings of eeriness and revulsion among some observers.

Uncanny valley may also refer to:

• Uncanny Valley (Birds of Avalon album), 2009
• Uncanny Valley (Midnight Juggernauts album), 2013
• Uncanney Valley, a 2013 album by The Dismemberment Plan
• The Uncanny Valley, a 2016 album by Perturbator
• "Uncanny Valley", a 2022 album by Coin

• "The Uncanny Valley", the 12th episode of season 5, 2010, of Criminal Minds
• Uncanny Valley (film), a 2015 Argentine short film by Federico Heller

• Uncanny Valley: Adventures in the Narrative, a 2011 collection of narrative nonfiction by Lawrence Weschler
• "Uncanny Valley", a 2017 science fiction short story by Greg Egan
• Uncanny Valley, a 2020 memoir by Anna Wiener