To provide a workpiece feeder which is compactly constituted by reducing workpieces which are stored and with which waste materials are effectively utilized.

The workpiece feeder 1 is provided with a pushing-up device 10, a part feeder 30 and a sucking hand device 40 for housing the waste materials as the workpieces. The pushing-up device 10 has supporting levers 15, 15 for supporting a prescribed quantity of workpiece groups WS which are loaded in a cylinder case 12 and a piston 13 for placing a workpiece W charged anew and pushing up it upward. The piston 13 is elevated with a servomotor 22, pushes up the new workpiece W and the loaded workpiece groups WS integrally and moves them to a workpiece sucking position P. One workpiece in the sucking position P is sucked with a swing arm 42 and fed in a press.