St. Peter's Square is a plaza located in front of St. Peter's Basilica in the Vatican City.

St. Peter's Square may also refer to:

• St Peter's Square, London
• St Peter's Square, Manchester, England
  • St Peter's Square tram stop in Manchester
• St. Peter's Square (Fort Wayne, Indiana)

• The Innocents (film)
• The Innocents (novel)
• The Innocents of Chicago
• The Innocent (song)
• The Innocents (play)
• The Innocents (UK punk band)
• The Innocents (Weyes Blood album)
• The Innocent Voyage
• The Inn of "Good Rest"
• The Innominate
• The Innovation Institute
• The Innovation Unit
• The Innovators
• The Innovators book
• The Innovators (book)
• The Innovator's Dilemma
• The Innovators: The Men Who Built America
• The Inns of Court
• The Inns of Court & City and Essex Yeomanry
• The Inquirer and Commercial News
• The Inquirer & Commercial News
• The Inquirer (Liberia)
• The Inquirer (Perth)
• The Inquirer(Perth)
• The Inquiry (1986 film)