They say that behind every great man, there is a great woman. While that may or may not be true, it's pretty safe to say that behind every great woman, there is a great hairstyle. That fact was made crystal clear when First Lady Michelle Obama stepped out with her choppy fringe earlier this week. Whether they're reigning over a kingdom or reigning over Vogue, the ladies who come to mind when the words "power woman" are spoken all have one thing in common: a fabulous coiffure. Click through to see some of the greatest women in history, and their equally fabulous cuts.