Since we first began our coverage of the 2009 US Open, most of the grunting hotties have been eliminated from the Grand Slam competition. But luckily, there’s still quite a few stunners set to hit the court as they head into the Quarterfinals. First up, Na Li will go up against 2009 heavyweight, Kim Clijster today. And Flavia Pennetta is set to go up against the powerhouse, Serena Williams.

Monday, the best tennis players from around the world converged on Queens, New York for the 2009 US Open. And if you’re a COED reader, you know how much we love us some sexy tennis players! So to get you in the mood for this year’s back-and-forth battle of the rackets, we’ve put together galleries of all the hottest babes of the 2009 US Open.