Mateus may refer to:
Wine:
- Mateus (wine), a brand of wine produced in Portugal
Locations:
- Mateus (Vila Real), a civil parish in Portugal
- Mateus Palace, a palace in the above civil parish
People named Mateus:
- Mateus (Ethiopia), the Armenian ambassador of Emperor Dawit II of Ethiopia
- David Mateus, Portuguese rugby player
- Diogo Mateus, Portuguese rugby player
People with the given name Mateus:
- Mateus Galiano da Costa, Angolan football midfielder
- Mateus Meira Rita, São Toméan politician
- Mateus Lopes Cape Verdean footballer
People with nickname name Mateus:
- Mateus Paraná, Brazilian football striker
Fictional people with the given name Mateus:
- Emperor Mateus of Palamecia, the antagonist of Final Fantasy II