Case Closed is a Japanese comic and media franchise created by Gosho Aoyama.

Case Closed may also refer to:

• Case Closed (film), a 1988 TV film directed by Dick Lowry
• Case Closed, a 1993 book by Gerald Posner about the assassination of John F. Kennedy
• "Case Closed", a 1995 episode of Walker, Texas Ranger
• "Case Closed", a 2012 song by Little Mix song from DNA
• "Case Closed", a 2015 episode of Bad Judge

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• When Fish Ride Bicycles
• When Fish Ride Bicycles (album)
• When Flying Was Easy
• When Four Do the Same
• When Four Knights Come to Town
• When Giants Walked the Earth: A Biography of Led Zeppelin
• When G-Men Step In
• When God Comes and Gathers His Jewels
• When God Dips His Love In My Heart
• When God Was A Rabbit
• When God Was a Rabbit
• When God was a Rabbit
• When God Writes Your Love Story
• When Goodbye Means Forever.
• When Good Kids Go Bad
• When Gravity Fails (2014 film)
• When Gravity Fails (film)
• When Gravity Fails (Neil Zaza album)
• When harry met sally
• When Harry Tries to Marry
• When Harvey Met Bob
• When Heaven Comes to Town
• When Heaven Was at the Corner of Sycamore and Main
• When He Came