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

Vessel: Lealdade; flag: Portugal / Brazil; rig: Sumaca; estimated standardized tonnage: 75. People recorded in connection with the voyage: Captain: Carvalho, José Antônio de; Investor: Araujo, Manoel José de. The voyage began at Rio de Janeiro on 20 May 1845. Principal recorded place where captives were acquired: Luanda (West Central Africa and St Helena). Principal recorded disembarkation place: Rio de Janeiro. Recorded outcome: Arrived in Africa, subsequent fate unknown.