The slave ship Deux Soeurs Unies departed on a transatlantic slave-trading voyage that would carry enslaved Africans to Grenada.

Vessel: Deux Soeurs Unies; flag: France. People recorded in connection with the voyage: Captain: Barabbé, J-P. The voyage began at Honfleur on 16 August 1787. Principal recorded place where captives were acquired: Bonny (Bight of Biafra and Gulf of Guinea islands). Principal recorded disembarkation place: Grenada, place unspecified. Recorded duration of the captives' Atlantic crossing: 46 days. Estimated mortality during the crossing: 1.0%. Recorded outcome: Voyage completed as intended.