The slave ship John departed from Jamaica after the slave-trading stage of the voyage.

Vessel: John; flag: Great Britain; rig: Ship; estimated standardized tonnage: 287. People recorded in connection with the voyage: Investor: McDowal, Samuel; Investor: Twemlow, Thomas; Captain: Read, Samuel. The voyage began at Liverpool on 28 November 1801. Principal recorded place where captives were acquired: Cape Coast Castle (Gold Coast). Principal recorded disembarkation place: Kingston. Recorded outcome: Voyage completed as intended.