Embodiments of golf clubs with grooves and methods of manufacture thereof are described herein. In some embodiments, a golf club head can include: (a) a body having a strike face with channels; and (b) at least one insert located within at least one of the channels. The at least one of the channels can have a single groove, and the at least one insert can form at least a portion of the single groove. Other embodiments and related methods are also disclosed herein.