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

Vessel: Zéfiro; flag: Portugal / Brazil; rig: Brig. People recorded in connection with the voyage: Investor: Silva, Vicente de Paula e; Captain: Silva, João Neri da. The voyage began at Bahia, place unspecified on 31 May 1823. Principal recorded place where captives were acquired: Cabinda (West Central Africa and St Helena). Principal recorded disembarkation place: Bahia, place unspecified. Recorded duration of the captives' Atlantic crossing: 25 days. Recorded outcome: Voyage completed as intended.