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

Vessel: S Antônio Protetor; flag: Portugal / Brazil; rig: Bergantim; estimated standardized tonnage: 180. People recorded in connection with the voyage: Investor: Regadas, Antônio de Queirós Monteiro; Captain: Santos, Antônio Félix dos. The voyage began at Pernambuco, place unspecified on 5 February 1829. Principal recorded place where captives were acquired: Luanda (West Central Africa and St Helena). Principal recorded disembarkation place: Pernambuco, place unspecified. Recorded duration of the captives' Atlantic crossing: 26 days. Estimated mortality during the crossing: 2.0%. Recorded outcome: Voyage completed as intended.