Abstract: Embodiments of golf club ferrules and methods to manufacture golf club ferrules are generally described herein. In one example, a ferrule includes an upper portion, a lower portion, and a transition portion between the upper portion and the lower portion. A plurality of protrusions extend vertically across the lower portion and the transition portion. A plurality of windows are formed through the lower portion. The upper portion, the lower portion, and the transition portion are coaxially aligned to define an axial bore. The plurality of protrusions and the plurality of windows are alternatingly spaced apart. Other examples and embodiments may be described and claimed.