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

Vessel: William; flag: Great Britain; rig: Ship; estimated standardized tonnage: 365.3. People recorded in connection with the voyage: Captain: Thompson, John; Investor: Thompson, John; Captain: Bond, Jno. The voyage began at Liverpool on 23 January 1776. Principal recorded place where captives were acquired: Iles de Los (Sierra Leone). Principal recorded disembarkation place: Jamaica, place unspecified. Recorded outcome: Captured by United States after enslaved people disembarked.