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

Vessel: Mary Ann; flag: Great Britain; rig: Ship; estimated standardized tonnage: 174. People recorded in connection with the voyage: Captain: Tarleton, John; Investor: Tarleton, John; Captain: Tarleton, Thomas; Investor: Tarleton, Thomas; Investor: Backhouse, Dan; Captain: Walker, Thomas; Investor: Walker, Thomas. The voyage began at Liverpool on 22 August 1784. Principal recorded place where captives were acquired: New Calabar (Bight of Biafra and Gulf of Guinea islands). Principal recorded disembarkation place: Grenada, place unspecified. Recorded outcome: Voyage completed as intended.