PROBLEM TO BE SOLVED: To provide a power cord holder that prevents a power cord of a lawn clipper from interfering in the vicinity of a worker, and prevents the lawn clipper from hitting the worker even if dropped when the worker stands.SOLUTION: A power cord holder 20 is provided for holding a power cord 14 for supplying electricity to a lawn clipper 10 on the arm of the worker. The holder includes an arm band 21 worn on the arm of the worker, and a holding part 24 fixed to the arm band 21 and holding the power cord 14 so as not to move in the longitudinal direction. The holding part 24 is held so that the power cord 14 is detached by the dead weight of the lawn clipper 10.