The slave ship S Antônio Sertório left the African coast carrying enslaved Africans toward Brazil. About 396 people had been taken aboard.

Vessel: S Antônio Sertório; flag: Portugal / Brazil; rig: Galera. People recorded in connection with the voyage: Captain: Cirne, Joaquim da Costa; Investor: Damázio, Jacinto Dias; Captain: Silva, Manoel Antônio da. The voyage began at Bahia, place unspecified on 14 November 1803. Principal recorded place where captives were acquired: Costa da Mina, place unspecified (Bight of Benin). Principal recorded disembarkation place: Bahia, place unspecified. Recorded duration of the captives' Atlantic crossing: 43 days. Estimated mortality during the crossing: 4.0%. Recorded outcome: Voyage completed as intended.