The  Scottish and Irish surname "Acheson" has Scottish origins and is derived from a place name. It is believed to be derived from the Gaelic name "Achadh Easain," which translates to "field of the waterfall" or "field by the waterfall."The name Acheson is predominantly associated with Scotland and is considered to be of Scottish Gaelic origin. It is likely that individuals with the surname Acheson can trace their ancestry back to Scotland.