The slave ship Três de Junho arrived with enslaved Africans in Brazil. About 257 people had been taken aboard and approximately 242 arrived.

Vessel: Três de Junho; flag: Portugal / Brazil; rig: Sumaca; estimated standardized tonnage: 108. People recorded in connection with the voyage: Captain: Lomba, José da. The voyage began at Rio de Janeiro on 12 May 1839. Principal recorded place where captives were acquired: Benguela (West Central Africa and St Helena). Principal recorded disembarkation place: Rio de Janeiro. Recorded duration of the captives' Atlantic crossing: 25 days. Recorded outcome: Voyage completed as intended.