Kim Clijsters is the 2010 U.S. Open champion. She has won three Grand Slam tournaments throughout her career, and her tennis skills are hard to argue with.
But Clijsters isn't the most popular tennis player.
In fact, she's far from it.
Other younger, hotter, flashier tennis stars have taken the attention away from Kim Clijsters even in her moment of glory.
Let's take a look at how Clijsters compares to the most popular tennis players and try to figure out why she may never have her moment in the sun.