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

Vessel: Polly; flag: Great Britain; rig: Ship; estimated standardized tonnage: 287. People recorded in connection with the voyage: Captain: Hammond, Benj; Investor: Hammond, Benj; Captain: Clare, John; Investor: Clare, John; Captain: Blake, James; Investor: Blake, James; Investor: Midgley, Henry; Captain: Midgley, Thomas; Investor: Midgley, Thomas. The voyage began at Liverpool on 7 March 1803. Principal recorded place where captives were acquired: West Central Africa and St Helena, port unspecified. Principal recorded disembarkation place: Kingston. Recorded outcome: Voyage completed as intended.