The slave ship Dois de Outubro arrived with enslaved Africans in Brazil. About 566 people had been taken aboard and approximately 513 arrived.

Vessel: Dois de Outubro; flag: Portugal / Brazil; rig: Brig; estimated standardized tonnage: 184. People recorded in connection with the voyage: Captain: Costa, Antônio Lopes da. The voyage began at Southeast Brazil, port unspecified. Principal recorded place where captives were acquired: Benguela (West Central Africa and St Helena). Principal recorded disembarkation place: Parati. Recorded duration of the captives' Atlantic crossing: 38 days. Recorded outcome: Voyage completed as intended.