The name 'Jacob', masc. proper name, name of O.T. patriarch, son of Isaac and Rebecca and father of the founders of the twelve tribes, from L.L. Jacobus, from Gk. Iakobos, from Heb. Ya'aqobh, lit. "one that takes by the heel" (Gen. xxviii.12), a derivative of 'aqebh "heel."
List of saints with this name: