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

Vessel: Unity; flag: Great Britain; estimated standardized tonnage: 254.3. People recorded in connection with the voyage: Investor: Royal African Company; Captain: Penny, George. The voyage began at London on 8 May 1683. Principal recorded place where captives were acquired: West Central Africa and St Helena, port unspecified. Principal recorded disembarkation place: Barbados, place unspecified. Estimated mortality during the crossing: 23.0%. Recorded outcome: Voyage completed as intended.