The slave ship Vicomtesse de Castellane left the African coast carrying enslaved Africans toward Haiti. About 376 people had been taken aboard.

Vessel: Vicomtesse de Castellane; flag: France; estimated standardized tonnage: 150. People recorded in connection with the voyage: Investor: Mouchel; Investor: Beaufils; Captain: Le Moine. The voyage began at Le Havre on 11 January 1774. Principal recorded place where captives were acquired: Malembo (West Central Africa and St Helena). Principal recorded disembarkation place: Cap Français. Recorded duration of the captives' Atlantic crossing: 66 days. Estimated mortality during the crossing: 2.0%. Recorded outcome: Voyage completed as intended.