Question: what is the average swing speed for a professional golfer?
Answer: Since 2007, the PGA TOUR has been tracking golf swing speeds of all of its players, also using Trackman®. As of the end of the 2018-2019 PGA TOUR season, the tour average runs about 114 mph and they hit about 294 yards/drive, which means their driving efficiency is about 2.58 yards/drive.