Peter Jansen may refer to:

• Peter Jansen (art educator) (born 1938), Dutch artist
• Peter Jansen (politician) (1852–1923), American sheep rancher and Nebraska state representative and senator
• Peter Jansen (rower), former New Zealand rower

• The Upset
• The Upsidedown
• The Upside Down Show
• The upside of anger
• The Upside of Down (book)
• The Up-to-Date Sorcerer
• The Uptones
• The Uptown Arena
• The Uptown Residences
• The Upuaut Project
• The Upwelling
• The Upwelling (EP)
• The Ural striped maned pigeons
• The Urantia Papers
• The Urban Academy (England)
• The Urban Peasant
• Theurer-Wrigley House
• The Urethra Chronicles II: Harder Faster Faster Harder
• The Urge (album)
• Theurgia
• Theurgical
• Theuriau
• The Urkel Dance
• The URL With Phred Show
• The URL with Phred Show