The slave ship Mary arrived with enslaved Africans in Cuba. About 35 people had been taken aboard and approximately 35 arrived.

Vessel: Mary; flag: U.S.A.; rig: Sloop; estimated standardized tonnage: 32. People recorded in connection with the voyage: Captain: D'Wolf, Samuel; Investor: D'Wolf, Samuel; Investor: Howe, Wm; Captain: Wardwell, Jon; Investor: Wardwell, Jon; Investor: Sabin; Investor: Munro, Allen; Investor: Ingraham, Jeremiah. The voyage began at Newport on 21 May 1799. Principal recorded place where captives were acquired: Africa, port unspecified (Other Africa). Principal recorded disembarkation place: Havana.