Antonio Monteiro
Antonio Monteiro is the name of:
- António Monteiro (politician), former foreign minister of Portugal
- António Mascarenhas Monteiro, former President of Cape Verde
- Antônio Monteiro Dutra, Brazilian footballer
- António Monteiro (canoeist), Portuguese sprint canoer
- António Isaac Monteiro, former foreign minister of Guinea-Bissau
- Antônio Monteiro (actor), Brazilian actor, director and writer
- Antonio Monteiro (mathematician), mathematician born in Portuguese Angola