The slave ship Rosalie left the African coast carrying enslaved Africans toward Haiti. About 501 people had been taken aboard.

Vessel: Rosalie; flag: France; estimated standardized tonnage: 300. People recorded in connection with the voyage: Captain: Hardy; Investor: Villegilles; Investor: Magon Lalande. The voyage began at Saint-Malo on 1 September 1774. Principal recorded place where captives were acquired: West Central Africa and St Helena, port unspecified. Principal recorded disembarkation place: Cap Français. Recorded duration of the captives' Atlantic crossing: 59 days. Estimated mortality during the crossing: 1.0%. Recorded outcome: Voyage completed as intended.