The slave ship Mary arrived with enslaved Africans in Guyana. About 310 people had been taken aboard and approximately 279 arrived.

Vessel: Mary Ann; flag: Great Britain; rig: Ship; estimated standardized tonnage: 177. People recorded in connection with the voyage: Captain: Kendall, John; Investor: Kendall, John; Investor: Bilsborrow, William; Investor: Kirkpatrick, John. The voyage began at Liverpool on 15 February 1807. Principal recorded place where captives were acquired: Windward Coast (Nunez - Assini) (Other Africa). Principal recorded disembarkation place: Demerara. Recorded outcome: Voyage completed as intended.