The slave ship Mary departed on a transatlantic slave-trading voyage that would carry enslaved Africans to Saint Kitts and Nevis.

Vessel: Mary; flag: Great Britain; rig: Snauw; estimated standardized tonnage: 110. People recorded in connection with the voyage: Investor: Oswald, R; Captain: Bowie, James; Captain: McLean, James. The voyage began at London on 1 January 1786. Principal recorded place where captives were acquired: Bance/Bunce Island (Sierra Leone). Principal recorded disembarkation place: St Kitts, port unspecified. Estimated mortality during the crossing: 2.0%. Recorded outcome: Returned direct to Africa after bringing enslaved people to the Americas.