James Allen Ransome (July 1806 – 29 August 1875), known as Allen Ransome, was an English agricultural-implement maker and agricultural writer, known from his 1843 publication of The Implements of Agriculture. He was considered as "one of the leaders in a movement which, by bringing the science of the engineer to bear on the manufacture of implements for tilling the ground, has wrought, during the present century, an almost complete revolution in the practice of agriculture."