The slave ship Zéfiro arrived with enslaved Africans in Brazil. About 867 people had been taken aboard and approximately 677 arrived.

Vessel: Zéfiro; flag: Portugal / Brazil; rig: Barqua. People recorded in connection with the voyage: Captain: Porto, Antônio Alves da Silva; Investor: Porto, Antônio Alves da Silva; Captain: Maria, Luís José. The voyage began at Southeast Brazil, port unspecified. Principal recorded place where captives were acquired: Inhambane (East Africa and Indian Ocean islands). Principal recorded disembarkation place: Rio de Janeiro. Recorded duration of the captives' Atlantic crossing: 81 days. Estimated mortality during the crossing: 22.0%.