The slave ship Diana arrived with enslaved Africans in Brazil. About 196 people had been taken aboard and approximately 187 arrived.

Vessel: Diana; flag: Portugal / Brazil; rig: Sumaca. People recorded in connection with the voyage: Investor: Loureiro, Domingos Gomes Duarte; Captain: Jesus, Manoel de; Captain: Nepomuceno, Antonio Jose P. The voyage began at Rio de Janeiro on 10 December 1813. 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: 57 days. Estimated mortality during the crossing: 5.0%. Recorded outcome: Voyage completed as intended.