Abstract: A training apparatus for use by golfers in improving their putting, having a base for placement on a putting surface adjacent a golf ball, and a cantilever projecting outwardly from the base. The cantilever has, at its outer edge, horizontal upper and lower guide strips of different colors in spaced vertical relation, for placement directly over the golf ball and for providing a reference of the direction in which the golf ball is desired to be putted. The apparatus is preferably formed of transparent plastic material and the cantilever is also provided with a series of spaced reference lines normal to said guide strips.