The slave ship Comte de Vergennes departed on a transatlantic slave-trading voyage that would carry enslaved Africans to Haiti.

Vessel: Comte de Vergennes; flag: France; estimated standardized tonnage: 190. People recorded in connection with the voyage: Captain: Chauvel; Investor: Chauvel; Captain: Constantin; Investor: Compagnie de la Guyane. The voyage began at Le Havre on 1 June 1777. Principal recorded place where captives were acquired: Whydah, Ouidah (Bight of Benin). Principal recorded disembarkation place: Port-au-Prince. Estimated mortality during the crossing: 14.0%. Recorded outcome: Captured by British - after disembarkation.