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

Vessel: Dario; flag: Other; rig: Polaca; estimated standardized tonnage: 167. People recorded in connection with the voyage: Investor: Bobbio, Francisco; Captain: Giacomo, Bonsignore. The voyage began at Rio de Janeiro on 10 September 1845. Principal recorded place where captives were acquired: West Central Africa and St Helena, port unspecified. Principal recorded disembarkation place: Rio de Janeiro. Recorded outcome: Arrived in Africa, subsequent fate unknown.