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

Vessel: Maesgwyn; flag: Great Britain; rig: Ship; estimated standardized tonnage: 218.3. People recorded in connection with the voyage: Investor: Powell, John; Captain: Brown, Windsor; Investor: Powell. The voyage began at Bristol on 7 April 1775. Principal recorded place where captives were acquired: Gold Coast, port unspecified. Principal recorded disembarkation place: Jamaica, place unspecified. Recorded outcome: Voyage completed as intended.