The slave ship Betsey arrived with enslaved Africans in Grenada. About 276 people had been taken aboard and approximately 236 arrived.

Vessel: Betsey; flag: Great Britain; rig: Snauw; estimated standardized tonnage: 182.3. People recorded in connection with the voyage: Investor: Cotter, James; Investor: Seddon, Edward; Captain: Millroy, William; Investor: Millroy, William; Captain: Cooke, Elliot; Investor: Cooke, Elliot; Investor: Rigby, Gilbert. The voyage began at Liverpool on 4 April 1766. Principal recorded place where captives were acquired: Bonny (Bight of Biafra and Gulf of Guinea islands). Principal recorded disembarkation place: Grenada, place unspecified. Estimated mortality during the crossing: 14.0%. Recorded outcome: Voyage completed as intended.