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

Vessel: John; flag: Great Britain; estimated standardized tonnage: 254.3. People recorded in connection with the voyage: Captain: Fowler J; Investor: Fowler J; Captain: Madge. The voyage began at Bristol on 2 May 1772. Principal recorded place where captives were acquired: New Calabar (Bight of Biafra and Gulf of Guinea islands). Principal recorded disembarkation place: Jamaica, place unspecified. Recorded outcome: Shipwrecked or destroyed, after disembarkation.