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

Vessel: John; flag: Great Britain; rig: Ship; estimated standardized tonnage: 268. People recorded in connection with the voyage: Investor: Bolton, John; Captain: Mentor, Edward; Investor: Mentor, Edward; Captain: Fotheringham, John. The voyage began at Liverpool on 22 May 1800. Principal recorded place where captives were acquired: Windward Coast (Nunez - Assini) (Other Africa). Principal recorded disembarkation place: Demerara. Recorded outcome: Voyage completed as intended.