Olympic 2012 Athletes

The 2012 London Summer Olympic Games set the stage for fierce competition among the world's top athletes in track and field, boxing, gymnastics, soccer, swimming and basketball, among other sports. Explore Biography.com's list of Olympic 2012 Athletes, from swimmers Missy Franklin, Michael Phelps and Ryan Lochte to javelin-throwing beauty Leryn Franco, to swift track stars Tyson Gay, Justin Gatlin, Yohan Blake, Usain Bolt, Shelly-Ann Fraser-Pryce and Sanya Richards-Ross, and more.