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

Vessel: Gratidão; flag: Portugal / Brazil; rig: Bergantim. People recorded in connection with the voyage: Investor: Franco, Domingos Antônio Pereira; Captain: Viana, José Joaquim; Investor: Viana, José Joaquim. The voyage began at Bahia, place unspecified on 20 February 1819. Principal recorded place where captives were acquired: Cabinda (West Central Africa and St Helena). Principal recorded disembarkation place: Bahia, place unspecified. Recorded outcome: Left home port, no further record.