The average club head speed of Dustin Johnson is 121.34mph.
If you would like to reach the same swing speed as Dustin Johnson and add 30 to 40 yards to your drives over the next 30 days, like thousands of our customers have before you, you might consider our unique Swing Man Golf Swing Speed Training.
Use the tool below to find out a.) how fast your swing speed should be right now, and b.) how fast and far you COULD be driving it soon: