The slave ship Marquis de Gallifet left the African coast carrying enslaved Africans toward Haiti. About 375 people had been taken aboard.

Vessel: Marquis de Gallifet; flag: France. People recorded in connection with the voyage: Investor: Michel; Captain: Joret de Longchamp. The voyage began at Nantes on 15 October 1786. Principal recorded place where captives were acquired: Cabinda (West Central Africa and St Helena). Principal recorded disembarkation place: Port-au-Prince. Recorded duration of the captives' Atlantic crossing: 48 days. Estimated mortality during the crossing: 11.0%. Recorded outcome: Voyage completed as intended.