The slave ship Sierra Leone departed on a transatlantic slave-trading voyage that would carry enslaved Africans to Saint Kitts and Nevis.

Vessel: Sierra Leone; flag: U.S.A.; rig: Schooner; estimated standardized tonnage: 83.3. People recorded in connection with the voyage: Captain: Lindsay, David; Investor: Wilkinson, Philip; Investor: Ayrault, D. The voyage began at Rhode Island, port unspecified on 17 August 1755. Principal recorded place where captives were acquired: Cape Coast Castle (Gold Coast). Principal recorded disembarkation place: St Kitts, port unspecified. Estimated mortality during the crossing: 18.0%. Recorded outcome: Voyage completed as intended.