The slave ship Uni left the African coast carrying enslaved Africans toward Haiti. About 392 people had been taken aboard.

Vessel: Uni; flag: France. People recorded in connection with the voyage: Investor: Ducoudray-Bourgault; Captain: Le Roux, J-M. The voyage began at Nantes on 25 July 1786. Principal recorded place where captives were acquired: Calabar (Bight of Biafra and Gulf of Guinea islands). Principal recorded disembarkation place: Cayes (Les). Recorded duration of the captives' Atlantic crossing: 53 days. Estimated mortality during the crossing: 13.0%. Recorded outcome: Voyage completed as intended.