Antonio Monteiro
António Monteiro or Antônio Monteiro is the name of the following people:
- António Monteiro (mathematician) ( António Aniceto Monteiro ; 1907–1980), Portuguese-Argentine mathematician
- António Monteiro (Architect) ( António JG Monteiro ), Portuguese architect
- António Monteiro (freedom fighter) , East Timorese freedom fighter
- Antônio Monteiro (actor) ( Antônio dos Santos Monteiro ; * 1956), Brazilian actor, director, producer and screenwriter
- António Monteiro (athlete) , Portuguese athlete
- António Monteiro (canoeist) (* 1972), Portuguese canoeist
- Antônio Monteiro Dutra ( Dutra ; * 1973), Brazilian soccer player
- António Augusto Carvalho Monteiro (1848–1920), Portuguese entrepreneur and art collector
- António de Castro Xavier Monteiro (1919–2000), Portuguese clergyman, Bishop of Lamego
- António Isaac Monteiro , Guinea-Bissau politician
- António Mascarenhas Monteiro (1944–2016), Cape Verdean politician, President 1991 to 2001
- Antônio de Mendonça Monteiro (1907–1972), Brazilian clergyman, Bishop of Bonfim
- António Olavo Monteiro Tôrres († 1851), Portuguese colonial governor
- António de Oliveira Monteiro (1842–1903), Portuguese physician and politician
- António Vítor Martins Monteiro (* 1944), Portuguese politician, diplomat and philanthropist
