Antonio Castro
Antonio Castro or António de Castro is the name of the following people:
- António de Castro (Bishop) (1707–1743), Catholic Bishop of Malacca
- Antônio de Castro Alves (1847–1871), Brazilian poet
- Antonio de Castro y Casaléiz (1856–1918), Spanish diplomat
- Antonio Castro Leal (1896–1981), Mexican lawyer and literary scholar and diplomat
- Antônio de Castro Mayer (1904–1991), excommunicated Brazilian bishop
- António de Castro Xavier Monteiro (1919–2000), Portuguese clergyman, Bishop of Lamego
- Antonio Márques Castro , Uruguayan football player
- Antonio Palomino de Castro y Velasco (1653–1726), Spanish painter
