Santo Antão
Santo Antão (Portuguese "Saint Anthony") is the name of the following places:
- Santo Antão (Calheta) , parish in Calheta County, Portugal
 - Santo Antão (Évora) , parish in the Évora County, Portugal
 - Santo Antão do Tojal , parish in Loures County, Portugal
 - Vitória de Santo Antão , city in Brazil
 
Santo Antão is the name of the following islands:
- Santo Antão (Cape Verde) , one of the Cape Verde Islands