The slave ship Welmenende departed on a transatlantic slave-trading voyage that would carry enslaved Africans to Suriname.

Vessel: Welmenende; flag: Netherlands; rig: Snauw; estimated standardized tonnage: 280. People recorded in connection with the voyage: Captain: Haijen, Cornelis van; Investor: Middelburgsche Commercie Compagnie. The voyage began at Zeeland on 1 October 1770. Principal recorded place where captives were acquired: Boary (West Central Africa and St Helena). Principal recorded disembarkation place: Suriname, place unspecified. Estimated mortality during the crossing: 2.0%. Recorded outcome: Voyage completed as intended.