The slave ship Saint John departed on a transatlantic slave-trading voyage that would carry enslaved Africans to Grenada.

Vessel: Saint John; flag: Great Britain; rig: Ship; estimated standardized tonnage: 182.3. People recorded in connection with the voyage: Investor: Barber, Miles; Captain: Hodgson, Thomas; Investor: Hodgson, Thomas; Captain: Hodgson, John; Investor: Hodgson, John; Captain: Glenn, Hugh; Captain: Elliott, Robert. The voyage began at Liverpool on 9 March 1770. Principal recorded place where captives were acquired: Gambia (Senegambia and offshore Atlantic). Principal recorded disembarkation place: Grenada, place unspecified. Recorded outcome: Voyage completed as intended.