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

Vessel: Mary; flag: Great Britain; rig: Lugger; estimated standardized tonnage: 70. People recorded in connection with the voyage: Investor: Caldcleugh, Alexander; Captain: Bowers, Stephen. The voyage began at London on 14 December 1797. Principal recorded place where captives were acquired: Cape Mole (West Central Africa and St Helena). Principal recorded disembarkation place: Demerara. Recorded outcome: Sold in the Americas after disembarking enslaved people.