The slave ship General D Antônio arrived with enslaved Africans in Brazil. About 247 people had been taken aboard and approximately 224 arrived.

Vessel: General D Antônio; flag: Portugal / Brazil; rig: Brig. People recorded in connection with the voyage: Investor: Pinto, Antônio José; Captain: Coelho, João Antônio; Investor: Coelho, João Antônio. The voyage began at Lisbon on 9 October 1821. Principal recorded place where captives were acquired: Bissau (Senegambia and offshore Atlantic). Principal recorded disembarkation place: Maranhão. Estimated mortality during the crossing: 9.0%. Recorded outcome: Voyage completed as intended.