To be a successful college football coach, one must possess an above-average level of intelligence, wit, determination and authority.
The men on this list, in some combination or another, have—or had—the ingredients to make them a force to be reckoned with.
Of course, Bear Bryant gets a shout out for his infamous training camp, but Steve Spurrier and John McKay and their ability to shred with a comment earned a spot as well.
Other guys on this list just earned a spot by sheer virtue of their longevity and dedication to a program.
Whatever the reason, the 25 men on this list earned props as the most intimidating head coaches in history.