Michael Phelps is kinda an accidental show off. On every list of world swimming records, his name features more times than any other male swimmer in the world!

Name: Michael Phelps

Nicknames: The Baltimore Bullet, Flying Fish

Sport: Swimming (Freestyle and Butterfly)

Born: June 30, 1985

Fast facts:

• Has won more medals than any other Olympian, like, ever (22 and counting).
• His middle name is Fred!
• His Olympic hero was Aussie Ian Thorpe - he was inspired by him to go for every medal he could! Even though these guys come from competing Olympic countries, they've been heaps supportive of each other's careers.