The slave ship Diana arrived with enslaved Africans in Brazil. About 181 people had been taken aboard and approximately 176 arrived.

Vessel: Diana; flag: Portugal / Brazil; rig: Sumaca. People recorded in connection with the voyage: Investor: Loureiro, Domingos Gomes Duarte; Captain: Silva, Manoel Pacheco da. The voyage began at Southeast Brazil, port unspecified. Principal recorded place where captives were acquired: Cabinda (West Central Africa and St Helena). Principal recorded disembarkation place: Rio de Janeiro. Recorded duration of the captives' Atlantic crossing: 39 days. Estimated mortality during the crossing: 3.0%.