The slave ship Comtesse de Seran departed on a transatlantic slave-trading voyage that would carry enslaved Africans to Haiti.

Vessel: Comtesse de Seran; flag: France; estimated standardized tonnage: 305.3. People recorded in connection with the voyage: Investor: Sebire Dessaudrais; Investor: Le Breton de Blessin; Captain: Gautier de Pignon-Blanc, J. The voyage began at Saint-Malo on 30 September 1769. Principal recorded place where captives were acquired: Loango (West Central Africa and St Helena). Principal recorded disembarkation place: Cap Français. Recorded duration of the captives' Atlantic crossing: 59 days. Estimated mortality during the crossing: 3.0%. Recorded outcome: Voyage completed as intended.