The slave ship Mariana arrived with enslaved Africans in Brazil. About 307 people had been taken aboard and approximately 277 arrived.

Vessel: Mariana; flag: Portugal / Brazil; rig: Schooner; estimated standardized tonnage: 85. People recorded in connection with the voyage: Captain: Cunha, Jeronimo Gonçalves 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: Rio de Janeiro. Recorded duration of the captives' Atlantic crossing: 20 days. Recorded outcome: Voyage completed as intended.