The slave ship Luís arrived with enslaved Africans in Brazil. About 544 people had been taken aboard and approximately 500 arrived.

Vessel: Luís; flag: Portugal / Brazil; rig: Bergantim. People recorded in connection with the voyage: Investor: Gomes, Miguel Ferreira; Captain: Silva, Caetano Alberto da. The voyage began at Rio de Janeiro on 19 March 1821. Principal recorded place where captives were acquired: Luanda (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: 8.0%. Recorded outcome: Voyage completed as intended.