Country: Italy
Sport: Volleyball
Best Finish: No medal (2000 Sydney, 2004 Athens, 2008 Beijing)

Piccinini has never earned an Olympic medal, but she is still one of the most popular volleyball players today. Although we'd like to think it's because of her killer serve and intimidating spike, we've got to admit that about ninety-percent of her fame has to do with her stunning sex appeal.