You may know Serena Williams as the greatest women's tennis player of all time but at SwimDaily, we know her as a two-time SI Swimsuit model who happens to play a little tennis on the side. One thing that's indisputable is that she has a presence in front of the camera. Whether it's a tight red dress, American flag bikini or whatever this outfit is, Serena always makes a fashion statement. Today is Williams' 32nd birthday and SI.com paid tribute to her prowess on the court in its tennis blog today. SwimDaily is paying tribute to her prowess on the beach with this collection of swimsuit photos.