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

Vessel: Allison; flag: Great Britain; rig: Ship; estimated standardized tonnage: 259. People recorded in connection with the voyage: Investor: Earle, Thomas; Captain: Earle, William; Investor: Earle, William; Investor: Coupland, William; Investor: Pickthall, Robert; Investor: Leathom, Thomas; Captain: Topping, Jesse. The voyage began at Liverpool on 28 August 1799. 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.