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

Vessel: Maria Justina; flag: Portugal / Brazil; rig: Galera. People recorded in connection with the voyage: Investor: Nepomuceno, Simplício da Silveira; Captain: Medeiros, Francisco Antônio de. The voyage began at Rio de Janeiro on 29 April 1826. 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: 35 days. Estimated mortality during the crossing: 1.0%. Recorded outcome: Voyage completed as intended.