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

Vessel: Mary; flag: U.S.A.; rig: Snauw; estimated standardized tonnage: 100. People recorded in connection with the voyage: Investor: Updike, Gilb; Captain: Lawton, George; Captain: Gray, Joseph. The voyage began at Rhode Island, port unspecified on 15 June 1805. Principal recorded place where captives were acquired: Africa, port unspecified (Other Africa). Principal recorded disembarkation place: Havana. Estimated mortality during the crossing: 22.7%.