The slave ship Duc de Bretagne left the African coast carrying enslaved Africans toward Haiti. About 470 people had been taken aboard.

Vessel: Duc de Bretagne; flag: France; estimated standardized tonnage: 376.1. People recorded in connection with the voyage: Captain: Prado, Jacques; Investor: Dumotay Bossinot. The voyage began at Nantes on 4 September 1714. Principal recorded place where captives were acquired: Whydah, Ouidah (Bight of Benin). Principal recorded disembarkation place: Cap Français. Recorded duration of the captives' Atlantic crossing: 76 days. Estimated mortality during the crossing: 15.0%. Recorded outcome: Voyage completed as intended.