The slave ship Middelburgs Welvaren left the African coast carrying enslaved Africans toward Suriname. About 289 people had been taken aboard.

Vessel: Middelburgs Welvaren; flag: Netherlands; rig: Fregat; estimated standardized tonnage: 268. People recorded in connection with the voyage: Investor: Middelburgsche Commercie Compagnie; Captain: Mulders, David. The voyage began at Vlissingen on 22 October 1756. Principal recorded place where captives were acquired: Cape Lahou (Windward Coast). Principal recorded disembarkation place: Suriname, place unspecified. Estimated mortality during the crossing: 10.0%. Recorded outcome: Voyage completed as intended.