The slave ship Mary completed the voyage after transporting enslaved Africans to Cuba.

Vessel: Mary; flag: U.S.A.; rig: Snauw; estimated standardized tonnage: 100. People recorded in connection with the voyage: Captain: Mayberry; Investor: Mayberry; Captain: Tayer, Edw; Investor: Tayer, Edw; Captain: Baxter, James. The voyage began at Rhode Island, port unspecified on 15 July 1803. Principal recorded place where captives were acquired: Africa, port unspecified (Other Africa). Principal recorded disembarkation place: Havana. Estimated mortality during the crossing: 5.0%. Recorded outcome: Voyage completed as intended.