The Isaac Franklin was an American coastwise slave ship operated in the 1830s that was initially owned by and named for slave trader Isaac Franklin. Isaac Franklin was a steam-powered brig with one deck, two masts, and a square stern, measuring 189 8/95 tons.[1] She was described in one advertisement as "coppered [and] copper-fastened."[2] A manifest from 1837, held at the New-York Historical Society, lists Lawrence Millaudon, a sugar planter, and George Lane, as the consignees of a shipment of 73 enslaved people sailing from Alexandria, District of Columbia, to New Orleans on the brig Isaac Franklin.[3]Isaac Franklin was sold to slave trader George Kephart of Alexandria around 1837; her sister ships Uncas and Tribune were sold to slave trader William H. Williams of Washington City, District of Columbia.[1] One of the later owners of Uncas was Brazilian slave trader Manoel Pinto da Fonseca.[4]