The Boy Who Knew Too Much

The Boy Who Knew Too Much may refer to:

• The Boy Who Knew Too Much, a 1977 novel by Roderic Jeffries
• "The Boy Who Knew Too Much" (The Simpsons), a 1994 episode of The Simpsons
• "The Boy Who Knew Too Much", episode five of the 2001 Australian children's television series Escape of the Artful Dodger
• The Boy Who Knew Too Much (album), a 2009 album by Mika