The slave ship S João Americano departed on a transatlantic slave-trading voyage that would carry enslaved Africans to Brazil.

Vessel: S João Americano; flag: Portugal / Brazil; rig: Bergantim. People recorded in connection with the voyage: Investor: Almeida, Bernardo Luís de; Captain: Teixeira, José de Souza. The voyage began at Rio de Janeiro on 6 October 1816. 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: 45 days. Estimated mortality during the crossing: 12.0%. Recorded outcome: Voyage completed as intended.