Abstract: A training device for golf putting, said device being removably securable to a golf putter having a putter face and vertically disposed shaft, said device comprising:clamping means for removably securing said teaching device in a generally horizontally plane,said alignment member including an elongate portion for longitudinally axial alignment with a longitudinal axis of the putter face;elongated flexible guide means secured to said elongate portion of said alignment member for guiding a golf ball to a target; andmeans for tensioning said guide means and maintaining tension on said guide means from said alignment member to the target during a stroke of the putter.