PROBLEM TO BE SOLVED: To provide a device for driving turf anchor stake, capable of simply carrying turf anchoring operation only by operating it while standing in the state in which many turf-anchoring stakes are set on the inside, capable of continuously driving stakes into turf regardless of horizontal surface or inclined surface. SOLUTION: This device for driving turf anchor stakes is composed of a bar for driving turf anchoring stakes, forming nearly L-shape on the entire side and protrusively installing a grip 3 toward the side on the upper end and a turf anchor stake feeding mechanism comprising a casing body attached toward the same side as the grip on the lower end of the bar. The bar for driving comprises a pressurizing bar 1 for pushing out to the lower direction and a guide frame 2 and the stake-feeding mechanism comprises two parallel guide plates 10 for mounting turf-anchoring stakes and a U-shaped pressurizing member 11 having downward cross section provided so as to extend over both guide plates.